An outcrop of Conglomerate Rock on Rhossili Down , from the Devonian period .
The Conglomerate ( fossilised gravels) has pebbles of White Quartz and Red Jasper
An outcrop of Conglomerate Rock on Rhossili Down , from the Devonian period .
The Conglomerate ( fossilised gravels) has pebbles of White Quartz and Red Jasper