BGS mineralogy and petrology collection record

Sample number E40582; E40582/A; COLLNOMH487;
Sample Donor Howells,M.F.
Rock name Not entered
Stratigraphy Not entered
Comments Tuff near the base of thick unit
Locality details Clogwyn yr Eryr
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

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Map reference SH 7432 6055
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


E40582

Cross Polarized, E40582

Plane Polarized, E40582

Plane Polarized, E40582


E40582/A

Cross Polarized, E40582/A

Plane Polarized, E40582/A

Plane Polarized, E40582/A