What is recorded here
Craig yr Ysfa is a sea cliff composed primarily of Silurian greywacke and slate, formed around 440–420 million years ago during sedimentary deposition in a deep marine environment. It is notable for its exposure of ancient volcanic and sedimentary rock layers, which contribute to the geological heritage of North Wales.
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Places near here
Earthen Pots', Find Spot, Cwm LlugwyFindspot · 602 yd
Cwm Eigiau House IIHouse · 892 yd
Pen yr Helgi Du summit cairnAncient tomb or cairn · 906 yd
Cwm Eigiau Slate Quarry ComplexQuarry · 945 yd
Pen yr Helgi DuMountain / peak · 1053 yd
Craig y LlynCliff · 1092 yd
Carnedd LlewelynMountain / peak · 1216 yd
Y LasalltCliff · 1482 yd
The mountain wall and Creigiau HirionMountain or hill · 1565 yd
Mountain wall and Creigiau Malwod crags above RhiwlasMountain or hill · 1.2 mi
Waterfall and doleriteWaterfall · 2.7 mi
The Enormous Screes of Yr Ole Wen Tower Above Ogwen's OutfallCastle, fort or tower · 3.3 miOther information
Photo: Alan Richards · CC BY-SA 2.0