BGS mineralogy and petrology collection record

Sample number E38861; E38861/B; COLLNOMH182;
Sample Donor Howells,M.F.
Rock name Not entered
Stratigraphy Not entered
Comments Muddy tuff/tuffaceous mdst.
Locality details NW of Llyn Bychan
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 7505 5955
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


E38861

Cross Polarized, E38861

Plane Polarized, E38861

Plane Polarized, E38861


E38861/B

Cross Polarized, E38861/B

Plane Polarized, E38861/B

Plane Polarized, E38861/B