BGS mineralogy and petrology collection record

Sample number	E64211; COLLNOKB1211;
Sample Donor	Not entered
Rock name	Volcaniclastic-Sand. 'Original entry: Rhyolitic Sandstone'
Stratigraphy	Not entered
Comments	15-20m above rhyolite(GROUP= Nantmor Group)(FORM= Cwm Eigiau Fm.)(MEMB= .)(IE=)(TEXTURE=Well bedded
Locality details	Cerrig cochion
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View a geological map near 'Snowdon'
Map reference	SH 6608 5211
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.