BGS mineralogy and petrology collection record

Sample number	E63820; COLLNOKB820;
Sample Donor	Not entered
Rock name	Tuff. 'Original entry: Basic Tuff'
Stratigraphy	Not entered
Comments	(GROUP= Snowdon Volcanic Group)(FORM= Bedded Pyroclastic Fm.)(MEMB= .)(IE=E)(TEXTURE=Dissem. sulphide
Locality details	Cwm Llan
50k map sheet	Corwen (120) View images in GeoScenic related to 'Corwen' View a geological map near 'Corwen'
Map reference	SH 8211 5230
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions