BGS mineralogy and petrology collection record

Sample number E63568; COLLNOKB568;
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

Links to high resolution images

Transition from XPL to PPL light


Cross Polarized, E63568

Plane Polarized, E63568

Plane Polarized, E63568