Category:Maenofferen quarry

<nowiki>Chwarel Maenofferen; Maenofferen Quarry; chwarel ym Mlaenau Ffestiniog; Slate quarry in Wales</nowiki>
Maenofferen Quarry 
Slate quarry in Wales
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Instance of
Location
  • United Kingdom
Inception
  • 1800
Map53° 00′ 04.32″ N, 3° 55′ 06.96″ W
Authority file
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