BGS mineralogy and petrology collection record

Sample number E35261; COLLNOMH40;
Sample Donor Howells,M.F.
Rock name Not entered
Stratigraphy Not entered
Comments Cleaved muddy crystal tuff
Locality details 1/6m NNW of Llyn Bychan
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 7537 5958
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


E35261

Cross Polarized, E35261

Plane Polarized, E35261

Plane Polarized, E35261