BGS mineralogy and petrology collection record

Sample number	MR16121; COLLNOT672;
Sample Donor	Jones,T.G.
Rock name	'Original entry: Fine Grained Rhyolitic Ash'
Stratigraphy	Not entered
Comments	Ordovician arArenig Lower Acid Volcanic Group
Locality details	Near Tyddyn Mawr, Cader Idris
50k map sheet	Barmouth (149) View images in GeoScenic related to 'Barmouth' View the geology near 'Barmouth'
Map reference	SH 703 154
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions