BGS mineralogy and petrology collection record

Sample number E50172; COLLNONGB303;
Sample Donor Berridge,N.G.
Rock name Not entered
Stratigraphy Not entered
Comments ?Mineralised or bedded weathered slaty tuff
Locality details 1480 m 306 deg from Llyn Anafon Spillway
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 6866 7078
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


E50172

Cross Polarized, E50172

Plane Polarized, E50172

Plane Polarized, E50172