BGS mineralogy and petrology collection record

Sample number E40567; COLLNOMH465;
Sample Donor Howells,M.F.
Rock name Not entered
Stratigraphy Not entered
Comments Tuff or fine dolerite
Locality details Mynydd Deulyn
50k map sheet Bangor (106)

View images in GeoScenic related to 'Bangor'

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Map reference SH 7590 6058
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


E40567

Cross Polarized, E40567

Plane Polarized, E40567

Plane Polarized, E40567