BGS mineralogy and petrology collection record

Sample number E63157; COLLNOKB157;
Sample Donor Not entered
Rock name Tuff. 'Original entry: Quartz Latite Ash Flow Tuff'
Stratigraphy Not entered
Comments Slightly clastic sample in mainly clastic tuff(GROUP= Llewelyn Volcanic Group)(FORM= Foel Fras Volcanic Complex)(MEMB= .)(IE=E)(TEXTURE=Crystal rich, massive
Locality details N side, Carnedd Llewelyn
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 6880 6530
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, E63157

Plane Polarized, E63157

Plane Polarized, E63157