BGS mineralogy and petrology collection record

Sample number	E64068; COLLNOKB1068;
Sample Donor	Not entered
Rock name	'Original entry: Acid Tuff'
Stratigraphy	Not entered
Comments	Kappa = 0.37(GROUP= Snowdon Volcanic Group)(FORM= Lower Rhyolitic Tuff Fm.)(MEMB= .)(IE=E)(TEXTURE=Very f.g., dark
Locality details	Britannia
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 6146 5479
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions