BGS mineralogy and petrology collection record

Sample number E63128; COLLNOKB128;
Sample Donor Not entered
Rock name Tuff. 'Original entry: Acid Ash Flow Tuff'
Stratigraphy Not entered
Comments Middle of flow unit(GROUP= Llewelyn Volcanic Group)(FORM= Capel Curig Volcanic Fm.)(MEMB= 3rd. Member.)(IE=E)(TEXTURE=Welded
Locality details Llyn Dulyn section
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 7025 6626
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, E63128

Plane Polarized, E63128

Plane Polarized, E63128