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 the geology 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.