BGS mineralogy and petrology collection record

Sample number E63042; COLLNOKB42;
Sample Donor Not entered
Rock name Rhyolite. 'Original entry: Rhyolite'
Stratigraphy Not entered
Comments Near base of second flow(GROUP= Llewelyn Volcanic Group)(FORM= Conwy Rhyolite Fm.)(MEMB= No.2 unit.)(IE=E)(TEXTURE=Flow-banded
Locality details S. bank, Afon Anafon
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 6953 7030
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, E63042

Plane Polarized, E63042

Plane Polarized, E63042