Keywords: OldRedSandstoneBeddingPlane.jpg en Bedding plane of Old Red Sandstone with quartz and chert pebbles; central England own Wilson44691 2008-08-11 Photograph taken by Mark A Wilson Department of Geology The College of Wooster http //www3 wooster edu/geology/MWilson html Old Red Sandstone Geology of England Devonian geology Sandstone textures Sandstone samples |