What is recorded here
Clogwyn yr Oen is a sea cliff located in Gwynedd, formed from Silurian-era volcanic and sedimentary rocks, approximately 440 to 420 million years old. It is notable for its steep, rugged profile and its exposure of ancient geological formations along the Welsh coast.
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Places near here
Clogwyn y BustachCliff · 159 yd
Moel-yr-hyddMountain / peak · 550 yd
PinaclCliff · 556 yd
Rhosydd Slate Quarry, East TwllQuarry · 784 yd
Wrysgan Quarry InclineInclined Plane · 823 yd
Rhosydd Slate Quarry, West TwllQuarry · 851 yd
Ffestiniog Pumped Storage Scheme: Llyn Stwlan ReservoirReservoir · 1027 yd
Foel DduMountain / peak · 1243 yd
Cwmorthin WaterfallWaterfall · 1254 yd
Rhaeadr Tan-y-grisiau WaterfallWaterfall · 1254 yd
Marsh and Forest at foot of Moelwyn BachForest or wood · 1.6 mi
Coed PengwernForest · 2.0 miOther information
Photo: Richard Law · CC BY-SA 2.0