Conwy Rhyolite outcrop
Introduction
The photograph on this page of Conwy Rhyolite outcrop by Jonathan Wilkins as part of the Geograph project.
The Geograph project started in 2005 with the aim of publishing, organising and preserving representative images for every square kilometre of Great Britain, Ireland and the Isle of Man.
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Conwy Rhyolite outcrop
Image: © Jonathan Wilkins Taken: 9 Jan 2010
The rocky summit of Craigyfedwen comprises an outcrop of the Conwy Rhyolite, a volcanic rock rich in silica which was erupted around 450 million years ago. Violent eruptions created great thicknesses of hot, glassy fragments which can be detected as a characteristic, rubbly texture in these rocks.
Images are licensed for reuse under creativecommons.org/licenses/by-sa/2.0
Image Location
Latitude
53.268486
Longitude
-3.868702