BGS mineralogy and petrology collection record

Sample number E63223; COLLNOKB223;
Sample Donor Not entered
Rock name Rhyolite. 'Original entry: Rhyolite'
Stratigraphy Not entered
Comments Top of flow unit?(GROUP= Llewelyn Volcanic Group)(FORM= Conwy Rhyolite Fm.)(MEMB= No.1 unit.)(IE=E)(TEXTURE=Slightly flow-banded
Locality details Foel Lwyd, nr sheepfold
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 7171 7279
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, E63223

Plane Polarized, E63223

Plane Polarized, E63223