BGS mineralogy and petrology collection record

Sample number	E63569; COLLNOKB569;
Sample Donor	Not entered
Rock name	Tuff. 'Original entry: Acid Ash Flow Tuff'
Stratigraphy	Not entered
Comments	Silic. nodules. Distal Capel pod - isolated(GROUP= Llewelyn Volcanic Group)(FORM= Capel Curig Volcanic Fm.)(MEMB= 1st. Member.)(IE=E)(TEXTURE=Welded, nodular
Locality details	Nhadog isaf, Dolwyddelan
50k map sheet	Snowdon (119) View images in GeoScenic related to 'Snowdon' View a geological map near 'Snowdon'
Map reference	SH 6876 5009
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.