BGS mineralogy and petrology collection record

Sample number	E63938; COLLNOKB938;
Sample Donor	Not entered
Rock name	Tuff. 'Original entry: Basic Tuff'
Stratigraphy	Not entered
Comments	Foot-wall of lode, on contact(GROUP= Snowdon Volcanic Group)(FORM= Bedded Pyroclastic Fm.)(MEMB= .)(IE=E)(TEXTURE=F-g, chloritised
Locality details	Lliwedd
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 6319 5319
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.