BGS mineralogy and petrology collection record

Sample number E49746; COLLNORN100;
Sample Donor Reedman,A.J.
Rock name Not entered
Stratigraphy Not entered
Comments Rhyolite tuff or tuffite
Locality details 200 m S of Summit of Garnedd Uchaf
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 6879 6669
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


E49746

Cross Polarized, E49746

Plane Polarized, E49746

Plane Polarized, E49746