BGS mineralogy and petrology collection record

Sample number	E63882; COLLNOKB882;
Sample Donor	Not entered
Rock name	Tuff. 'Original entry: Basic Tuff'
Stratigraphy	Not entered
Comments	Adit on 025degrees, S wall(GROUP= Snowdon Volcanic Group)(FORM= Bedded Pyroclastic Fm.)(MEMB= .)(IE=E)(TEXTURE=Silicified, trace py
Locality details	Hafod y porth
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View the geology near 'Snowdon'
Map reference	SH 6101 5086
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.