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	<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?action=history&amp;feed=atom&amp;title=Chwarel_Moel_Tryfan</id>
	<title>Chwarel Moel Tryfan - Hanes golygu</title>
	<link rel="self" type="application/atom+xml" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?action=history&amp;feed=atom&amp;title=Chwarel_Moel_Tryfan"/>
	<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;action=history"/>
	<updated>2026-05-06T13:22:22Z</updated>
	<subtitle>Hanes diwygio&#039;r dudalen hon ar y wici</subtitle>
	<generator>MediaWiki 1.43.1</generator>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=15167&amp;oldid=prev</id>
		<title>Irion am 11:56, 16 Tachwedd 2023</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=15167&amp;oldid=prev"/>
		<updated>2023-11-16T11:56:21Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 12:56, 16 Tachwedd 2023&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l3&quot;&gt;Llinell 3:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 3:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Lleolir hi ar lethrau [[Moel Tryfan]], uwchben pentref [[Rhosgadfan]]. Dechreuodd fel cloddfa fechan iawn tua 1800 gan [[John Evans]] a&amp;#039;i bartneriaid. Fe&amp;#039;i gwerthwyd mewn arwerthiant ym 1827. Cafodd ei datblygu yn arw tua’r 1880au, gan Gwmni Llechi a Slabiau Moeltryfan (&amp;#039;&amp;#039;Moeltryfan Slate and Slab Co. Ltd.&amp;#039;&amp;#039;) a hynny&amp;#039;n dilyn datblygiad y rheilffyrdd yn ardal [[Dyffryn Nantlle]]. Erbyn 1882 roedd 81 dyn yn cynhyrchu oddeutu 1880 tunnell o lechi yno.&amp;lt;ref&amp;gt;[http://www.coflein.gov.uk/cy/site/40560/details/moel-tryfan-quarry Cofnod o’r lle hwn ar wefan y Comisiwn Brenhinol]&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;[http://www.nantlle.com/hanes-rhostryfan.htm Gwefan Swyddogol Nantlle]&amp;lt;/ref&amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Lleolir hi ar lethrau [[Moel Tryfan]], uwchben pentref [[Rhosgadfan]]. Dechreuodd fel cloddfa fechan iawn tua 1800 gan [[John Evans]] a&amp;#039;i bartneriaid. Fe&amp;#039;i gwerthwyd mewn arwerthiant ym 1827. Cafodd ei datblygu yn arw tua’r 1880au, gan Gwmni Llechi a Slabiau Moeltryfan (&amp;#039;&amp;#039;Moeltryfan Slate and Slab Co. Ltd.&amp;#039;&amp;#039;) a hynny&amp;#039;n dilyn datblygiad y rheilffyrdd yn ardal [[Dyffryn Nantlle]]. Erbyn 1882 roedd 81 dyn yn cynhyrchu oddeutu 1880 tunnell o lechi yno.&amp;lt;ref&amp;gt;[http://www.coflein.gov.uk/cy/site/40560/details/moel-tryfan-quarry Cofnod o’r lle hwn ar wefan y Comisiwn Brenhinol]&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;[http://www.nantlle.com/hanes-rhostryfan.htm Gwefan Swyddogol Nantlle]&amp;lt;/ref&amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd y cynnyrch yn cael ei gario oddi yno drwy dwnnel i fan lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal hon. O 1918 ymlaen, ffurfiai ran o bartneriaeth o gwmnïau a ffurfiodd y [[&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Chwareli llechi Sir Gaernarfon y Goron|&#039;&#039;&lt;/del&gt;Caernarvonshire Crown Slate Quarries Co. Ltd&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;.&#039;&#039;&lt;/del&gt;]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry&#039;&#039;’, (Newton Abbot, 1974), t. 325-6.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd y cynnyrch yn cael ei gario oddi yno drwy dwnnel i fan lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal hon. O 1918 ymlaen, ffurfiai ran o bartneriaeth o gwmnïau a ffurfiodd y [[Caernarvonshire Crown Slate Quarries Co. Ltd]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry&#039;&#039;’, (Newton Abbot, 1974), t. 325-6.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Diddymwyd y rheilffordd yn y chwarel erbyn 1966, a defnyddiwyd loriau ‘Matador’ i gludo&amp;#039;r cynnyrch. Daeth y gweithio yno i ben yn y 1970au, er bod 12 o ddynion ar waith yno mor ddiweddar â 1972.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Diddymwyd y rheilffordd yn y chwarel erbyn 1966, a defnyddiwyd loriau ‘Matador’ i gludo&amp;#039;r cynnyrch. Daeth y gweithio yno i ben yn y 1970au, er bod 12 o ddynion ar waith yno mor ddiweddar â 1972.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=13003&amp;oldid=prev</id>
		<title>Cyfaill Eben am 14:23, 22 Chwefror 2022</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=13003&amp;oldid=prev"/>
		<updated>2022-02-22T14:23:22Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 15:23, 22 Chwefror 2022&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi ym mhlwyf [[Llandwrog]] oedd &amp;#039;&amp;#039;&amp;#039;Chwarel Moel Tryfan&amp;#039;&amp;#039;&amp;#039;. (SH 518567).&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi ym mhlwyf [[Llandwrog]] oedd &amp;#039;&amp;#039;&amp;#039;Chwarel Moel Tryfan&amp;#039;&amp;#039;&amp;#039;. (SH 518567).&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;   &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;   &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Lleolir hi ar lethrau [[Moel Tryfan]], uwchben pentref [[Rhosgadfan]]. Dechreuodd fel cloddfa fechan iawn tua &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;1800gan &lt;/del&gt;[[John Evans]] a&#039;i bartneriaid. &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Aeth &lt;/del&gt;i arwerthiant ym 1827. Cafodd ei datblygu yn arw tua’r 1880au, gan &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Cwmni &lt;/del&gt;Llechi a Slabiau Moeltryfan (&#039;&#039;Moeltryfan Slate and Slab Co. Ltd.&#039;&#039;) a hynny&#039;n dilyn datblygiad y rheilffyrdd yn ardal [[Dyffryn Nantlle]]. Erbyn 1882 roedd 81 dyn yn cynhyrchu oddeutu 1880 tunnell o lechi yno.&amp;lt;ref&amp;gt;[http://www.coflein.gov.uk/cy/site/40560/details/moel-tryfan-quarry Cofnod o’r lle hwn ar wefan y Comisiwn Brenhinol]&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;[http://www.nantlle.com/hanes-rhostryfan.htm Gwefan Swyddogol Nantlle]&amp;lt;/ref&amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Lleolir hi ar lethrau [[Moel Tryfan]], uwchben pentref [[Rhosgadfan]]. Dechreuodd fel cloddfa fechan iawn tua &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;1800 gan &lt;/ins&gt;[[John Evans]] a&#039;i bartneriaid. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Fe&#039;&lt;/ins&gt;i &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;gwerthwyd mewn &lt;/ins&gt;arwerthiant ym 1827. Cafodd ei datblygu yn arw tua’r 1880au, gan &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Gwmni &lt;/ins&gt;Llechi a Slabiau Moeltryfan (&#039;&#039;Moeltryfan Slate and Slab Co. Ltd.&#039;&#039;) a hynny&#039;n dilyn datblygiad y rheilffyrdd yn ardal [[Dyffryn Nantlle]]. Erbyn 1882 roedd 81 dyn yn cynhyrchu oddeutu 1880 tunnell o lechi yno.&amp;lt;ref&amp;gt;[http://www.coflein.gov.uk/cy/site/40560/details/moel-tryfan-quarry Cofnod o’r lle hwn ar wefan y Comisiwn Brenhinol]&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;[http://www.nantlle.com/hanes-rhostryfan.htm Gwefan Swyddogol Nantlle]&amp;lt;/ref&amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd y cynnyrch yn cael ei gario oddi yno drwy dwnnel i fan &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;y &lt;/del&gt;lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;hwn&lt;/del&gt;. O 1918 ymlaen, ffurfiai ran o bartneriaeth o gwmnïau a ffurfiodd y [[Chwareli llechi Sir Gaernarfon y Goron|&#039;&#039;Caernarvonshire Crown Slate Quarries Co. Ltd.&#039;&#039;]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry&#039;&#039;’, (Newton Abbot, 1974), t. 325-6.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd y cynnyrch yn cael ei gario oddi yno drwy dwnnel i fan lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;hon&lt;/ins&gt;. O 1918 ymlaen, ffurfiai ran o bartneriaeth o gwmnïau a ffurfiodd y [[Chwareli llechi Sir Gaernarfon y Goron|&#039;&#039;Caernarvonshire Crown Slate Quarries Co. Ltd.&#039;&#039;]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry&#039;&#039;’, (Newton Abbot, 1974), t. 325-6.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Diddymwyd y rheilffordd yn y chwarel erbyn 1966, a defnyddiwyd loriau ‘Matador’ i &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ddanfon y &lt;/del&gt;cynnyrch. Daeth y gweithio &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yma &lt;/del&gt;i ben yn &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yr &lt;/del&gt;1970au, er bod 12 o ddynion ar waith yno mor ddiweddar â 1972.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Diddymwyd y rheilffordd yn y chwarel erbyn 1966, a defnyddiwyd loriau ‘Matador’ i &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;gludo&#039;r &lt;/ins&gt;cynnyrch. Daeth y gweithio &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yno &lt;/ins&gt;i ben yn &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;y &lt;/ins&gt;1970au, er bod 12 o ddynion ar waith yno mor ddiweddar â 1972.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Cyfaill Eben</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=11063&amp;oldid=prev</id>
		<title>Irion am 12:05, 10 Mawrth 2021</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=11063&amp;oldid=prev"/>
		<updated>2021-03-10T12:05:21Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 13:05, 10 Mawrth 2021&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l3&quot;&gt;Llinell 3:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 3:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Lleolir hi ar lethrau [[Moel Tryfan]], uwchben pentref [[Rhosgadfan]]. Dechreuodd fel cloddfa fechan iawn tua 1800gan [[John Evans]] a&amp;#039;i bartneriaid. Aeth i arwerthiant ym 1827. Cafodd ei datblygu yn arw tua’r 1880au, gan Cwmni Llechi a Slabiau Moeltryfan (&amp;#039;&amp;#039;Moeltryfan Slate and Slab Co. Ltd.&amp;#039;&amp;#039;) a hynny&amp;#039;n dilyn datblygiad y rheilffyrdd yn ardal [[Dyffryn Nantlle]]. Erbyn 1882 roedd 81 dyn yn cynhyrchu oddeutu 1880 tunnell o lechi yno.&amp;lt;ref&amp;gt;[http://www.coflein.gov.uk/cy/site/40560/details/moel-tryfan-quarry Cofnod o’r lle hwn ar wefan y Comisiwn Brenhinol]&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;[http://www.nantlle.com/hanes-rhostryfan.htm Gwefan Swyddogol Nantlle]&amp;lt;/ref&amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Lleolir hi ar lethrau [[Moel Tryfan]], uwchben pentref [[Rhosgadfan]]. Dechreuodd fel cloddfa fechan iawn tua 1800gan [[John Evans]] a&amp;#039;i bartneriaid. Aeth i arwerthiant ym 1827. Cafodd ei datblygu yn arw tua’r 1880au, gan Cwmni Llechi a Slabiau Moeltryfan (&amp;#039;&amp;#039;Moeltryfan Slate and Slab Co. Ltd.&amp;#039;&amp;#039;) a hynny&amp;#039;n dilyn datblygiad y rheilffyrdd yn ardal [[Dyffryn Nantlle]]. Erbyn 1882 roedd 81 dyn yn cynhyrchu oddeutu 1880 tunnell o lechi yno.&amp;lt;ref&amp;gt;[http://www.coflein.gov.uk/cy/site/40560/details/moel-tryfan-quarry Cofnod o’r lle hwn ar wefan y Comisiwn Brenhinol]&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;[http://www.nantlle.com/hanes-rhostryfan.htm Gwefan Swyddogol Nantlle]&amp;lt;/ref&amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd y cynnyrch yn cael ei gario oddi yno drwy dwnnel i fan y lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal hwn. O 1918 ymlaen, ffurfiai ran o bartneriaeth o gwmnïau a ffurfiodd y &#039;&#039;Caernarvonshire Crown Slate Quarries Co. Ltd.&#039;&#039;.&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;‘’&lt;/del&gt;, (Newton Abbot, 1974), t. 325-6.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd y cynnyrch yn cael ei gario oddi yno drwy dwnnel i fan y lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal hwn. O 1918 ymlaen, ffurfiai ran o bartneriaeth o gwmnïau a ffurfiodd y &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[Chwareli llechi Sir Gaernarfon y Goron|&lt;/ins&gt;&#039;&#039;Caernarvonshire Crown Slate Quarries Co. Ltd.&#039;&#039;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;]]&lt;/ins&gt;.&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&#039;&#039;’&lt;/ins&gt;, (Newton Abbot, 1974), t. 325-6.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Diddymwyd y rheilffordd yn y chwarel erbyn 1966, a defnyddiwyd loriau ‘Matador’ i ddanfon y cynnyrch. Daeth y gweithio yma i ben yn yr 1970au, er bod 12 o ddynion ar waith yno mor ddiweddar â 1972.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Diddymwyd y rheilffordd yn y chwarel erbyn 1966, a defnyddiwyd loriau ‘Matador’ i ddanfon y cynnyrch. Daeth y gweithio yma i ben yn yr 1970au, er bod 12 o ddynion ar waith yno mor ddiweddar â 1972.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=4619&amp;oldid=prev</id>
		<title>Irion am 11:26, 24 Hydref 2018</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=4619&amp;oldid=prev"/>
		<updated>2018-10-24T11:26:37Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 12:26, 24 Hydref 2018&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l5&quot;&gt;Llinell 5:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 5:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd y cynnyrch yn cael ei gario oddi yno drwy dwnnel i fan y lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal hwn. O 1918 ymlaen, ffurfiai ran o bartneriaeth o gwmnïau a ffurfiodd y &amp;#039;&amp;#039;Caernarvonshire Crown Slate Quarries Co. Ltd.&amp;#039;&amp;#039;.&amp;lt;ref&amp;gt;Jean Lindsay, &amp;#039;&amp;#039;A History of the North Wales Slate Industry ‘’, (Newton Abbot, 1974), t. 325-6.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd y cynnyrch yn cael ei gario oddi yno drwy dwnnel i fan y lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal hwn. O 1918 ymlaen, ffurfiai ran o bartneriaeth o gwmnïau a ffurfiodd y &amp;#039;&amp;#039;Caernarvonshire Crown Slate Quarries Co. Ltd.&amp;#039;&amp;#039;.&amp;lt;ref&amp;gt;Jean Lindsay, &amp;#039;&amp;#039;A History of the North Wales Slate Industry ‘’, (Newton Abbot, 1974), t. 325-6.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Diddymwyd y rheilffordd yn y chwarel erbyn 1966, a defnyddiwyd loriau ‘Matador’ i ddanfon y cynnyrch. Daeth y gweithio yma i ben yn yr 1970au, er bod 12 o ddynion ar waith yno mor ddiweddar &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;a &lt;/del&gt;1972&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;.&lt;/del&gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Diddymwyd y rheilffordd yn y chwarel erbyn 1966, a defnyddiwyd loriau ‘Matador’ i ddanfon y cynnyrch. Daeth y gweithio yma i ben yn yr 1970au, er bod 12 o ddynion ar waith yno mor ddiweddar &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;â &lt;/ins&gt;1972.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=4618&amp;oldid=prev</id>
		<title>Irion am 11:25, 24 Hydref 2018</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=4618&amp;oldid=prev"/>
		<updated>2018-10-24T11:25:11Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 12:25, 24 Hydref 2018&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi ym mhlwyf [[Llandwrog]] oedd Chwarel Moel Tryfan.  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi ym mhlwyf [[Llandwrog]] oedd &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&#039;&#039;&#039;&lt;/ins&gt;Chwarel Moel Tryfan&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&#039;&#039;&#039;&lt;/ins&gt;. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;(SH 518567).&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Lleolir hi ar lethrau [[Moel Tryfan]], uwchben pentref [[Rhosgadfan]]. Dechreuodd fel cloddfa fechan iawn&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;, cyn cael &lt;/del&gt;ei datblygu yn arw tua’r 1880au, &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yn &lt;/del&gt;dilyn datblygiad y rheilffyrdd yn ardal [[Dyffryn Nantlle]]. Erbyn 1882 roedd 81 dyn yn cynhyrchu oddeutu 1880 tunnell o lechi yno.  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt; &lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Lleolir hi ar lethrau [[Moel Tryfan]], uwchben pentref [[Rhosgadfan]]. Dechreuodd fel cloddfa fechan iawn &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;tua 1800gan [[John Evans]] a&#039;i bartneriaid. Aeth i arwerthiant ym 1827. Cafodd &lt;/ins&gt;ei datblygu yn arw tua’r 1880au, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;gan Cwmni Llechi a Slabiau Moeltryfan (&#039;&#039;Moeltryfan Slate and Slab Co. Ltd.&#039;&#039;) a hynny&#039;n &lt;/ins&gt;dilyn datblygiad y rheilffyrdd yn ardal [[Dyffryn Nantlle]]. Erbyn 1882 roedd 81 dyn yn cynhyrchu oddeutu 1880 tunnell o lechi yno.&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;[http://www.coflein.gov.uk/cy/site/40560/details/moel-tryfan-quarry Cofnod o’r lle hwn ar wefan y Comisiwn Brenhinol]&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;[http://www.nantlle.com/hanes-rhostryfan.htm Gwefan Swyddogol Nantlle]&amp;lt;/ref&amp;gt; &lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd y cynnyrch yn cael ei gario oddi yno drwy dwnnel i fan y lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal hwn.  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd y cynnyrch yn cael ei gario oddi yno drwy dwnnel i fan y lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal hwn. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;O 1918 ymlaen, ffurfiai ran o bartneriaeth o gwmnïau a ffurfiodd y &#039;&#039;Caernarvonshire Crown Slate Quarries Co. Ltd.&#039;&#039;.&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry ‘’, (Newton Abbot, 1974), t. 325-6.&amp;lt;/ref&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Diddymwyd y rheilffordd yn y chwarel erbyn 1966, a defnyddiwyd loriau ‘Matador’ i ddanfon y cynnyrch. Daeth y gweithio yma i ben yn yr 1970au.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Diddymwyd y rheilffordd yn y chwarel erbyn 1966, a defnyddiwyd loriau ‘Matador’ i ddanfon y cynnyrch. Daeth y gweithio yma i ben yn yr 1970au&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;, er bod 12 o ddynion ar waith yno mor ddiweddar a 1972.&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Ffynonellau&lt;/del&gt;==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Cyfeiriadau&lt;/ins&gt;==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;{{cyfeiriadau}}&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[http://www.coflein.gov.uk/cy/site/40560/details/moel-tryfan-quarry Cofnod o’r lle hwn ar wefan y Comisiwn Brenhinol]&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[http://www.nantlle.com/hanes-rhostryfan.htm Gwefan Swyddogol Nantlle]&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori: Diwydiant a Masnach]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori: Diwydiant a Masnach]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori:Chwareli llechi]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori:Chwareli llechi]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=4515&amp;oldid=prev</id>
		<title>Irion am 08:48, 16 Hydref 2018</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=4515&amp;oldid=prev"/>
		<updated>2018-10-16T08:48:36Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 09:48, 16 Hydref 2018&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi ym mhlwyf [[Llandwrog]] oedd Chwarel Moel Tryfan.  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi ym mhlwyf [[Llandwrog]] oedd Chwarel Moel Tryfan.  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Lleolir hi ar lethrau [[Moel Tryfan]], &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ychydig yn is na &lt;/del&gt;pentref [[Rhosgadfan]]. Dechreuodd fel cloddfa &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;bychan &lt;/del&gt;iawn, cyn cael ei &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ddatblygu &lt;/del&gt;yn arw tua’r 1880au, yn dilyn datblygiad y rheilffyrdd yn ardal Dyffryn Nantlle. Erbyn 1882 roedd 81 dyn yn cynhyrchu oddeutu 1880 tunnell o lechi yno.  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Lleolir hi ar lethrau [[Moel Tryfan]], &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;uwchben &lt;/ins&gt;pentref [[Rhosgadfan]]. Dechreuodd fel cloddfa &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;fechan &lt;/ins&gt;iawn, cyn cael ei &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;datblygu &lt;/ins&gt;yn arw tua’r 1880au, yn dilyn datblygiad y rheilffyrdd yn ardal &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[&lt;/ins&gt;Dyffryn Nantlle&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;]]&lt;/ins&gt;. Erbyn 1882 roedd 81 dyn yn cynhyrchu oddeutu 1880 tunnell o lechi yno.  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yn cynych &lt;/del&gt;yn cael ei gario oddi yno drwy &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt; &lt;/del&gt;dwnnel i fan y lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal hwn.  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;y cynnyrch &lt;/ins&gt;yn cael ei gario oddi yno drwy dwnnel i fan y lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal hwn.  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Diddymwyd y rheilffordd &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yno &lt;/del&gt;erbyn 1966, a defnyddiwyd loriau ‘Matador’ i ddanfon y cynnyrch. Daeth y gweithio yma i ben yn yr 1970au.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Diddymwyd y rheilffordd &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yn y chwarel &lt;/ins&gt;erbyn 1966, a defnyddiwyd loriau ‘Matador’ i ddanfon y cynnyrch. Daeth y gweithio yma i ben yn yr 1970au.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;{{eginyn}}&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Ffynonellau==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Ffynonellau==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l13&quot;&gt;Llinell 13:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 15:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori: Diwydiant a Masnach]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori: Diwydiant a Masnach]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[Categori:Chwareli llechi]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=1047&amp;oldid=prev</id>
		<title>Miriamlloydjones: Crëwyd tudalen newydd yn dechrau gyda &#039;Chwarel lechi ym mhlwyf Llandwrog oedd Chwarel Moel Tryfan.  Lleolir hi ar lethrau Moel Tryfan, ychydig yn is na pentref Rhosgadfan. Dechreuod...&#039;</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Moel_Tryfan&amp;diff=1047&amp;oldid=prev"/>
		<updated>2017-12-10T15:55:28Z</updated>

		<summary type="html">&lt;p&gt;Crëwyd tudalen newydd yn dechrau gyda &amp;#039;Chwarel lechi ym mhlwyf &lt;a href=&quot;/wici/Llandwrog&quot; title=&quot;Llandwrog&quot;&gt;Llandwrog&lt;/a&gt; oedd Chwarel Moel Tryfan.  Lleolir hi ar lethrau &lt;a href=&quot;/wici/Moel_Tryfan&quot; title=&quot;Moel Tryfan&quot;&gt;Moel Tryfan&lt;/a&gt;, ychydig yn is na pentref &lt;a href=&quot;/wici/Rhosgadfan&quot; title=&quot;Rhosgadfan&quot;&gt;Rhosgadfan&lt;/a&gt;. Dechreuod...&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Tudalen newydd&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Chwarel lechi ym mhlwyf [[Llandwrog]] oedd Chwarel Moel Tryfan. &lt;br /&gt;
Lleolir hi ar lethrau [[Moel Tryfan]], ychydig yn is na pentref [[Rhosgadfan]]. Dechreuodd fel cloddfa bychan iawn, cyn cael ei ddatblygu yn arw tua’r 1880au, yn dilyn datblygiad y rheilffyrdd yn ardal Dyffryn Nantlle. Erbyn 1882 roedd 81 dyn yn cynhyrchu oddeutu 1880 tunnell o lechi yno. &lt;br /&gt;
&lt;br /&gt;
Erbyn 1898, roedd 236 o ddynion yn gyflogedig yno. Roedd yn cynych yn cael ei gario oddi yno drwy  dwnnel i fan y lle roedd melinau enfawr yn eu hollti, rhywbeth anarferol i’r ardal hwn. &lt;br /&gt;
&lt;br /&gt;
Diddymwyd y rheilffordd yno erbyn 1966, a defnyddiwyd loriau ‘Matador’ i ddanfon y cynnyrch. Daeth y gweithio yma i ben yn yr 1970au.&lt;br /&gt;
&lt;br /&gt;
==Ffynonellau==&lt;br /&gt;
&lt;br /&gt;
[http://www.coflein.gov.uk/cy/site/40560/details/moel-tryfan-quarry Cofnod o’r lle hwn ar wefan y Comisiwn Brenhinol]&lt;br /&gt;
&lt;br /&gt;
[http://www.nantlle.com/hanes-rhostryfan.htm Gwefan Swyddogol Nantlle]&lt;br /&gt;
&lt;br /&gt;
[[Categori: Diwydiant a Masnach]]&lt;/div&gt;</summary>
		<author><name>Miriamlloydjones</name></author>
	</entry>
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