BGS mineralogy and petrology collection record

Sample number E36619; COLLNOHF113;
Sample Donor Howells,M.F.
Rock name Not entered
Stratigraphy Not entered
Comments Rhyolite or tuff
Locality details 630 yds 109deg E of N of Pont Cyfng
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

View a geological map near 'Bangor'

Map reference SH 7397 5698
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


E36619

Cross Polarized, E36619

Plane Polarized, E36619

Plane Polarized, E36619