BGS mineralogy and petrology collection record

Sample number E12127; COLLNOMG4;
Sample Donor Greenly,E.
Rock name 'Original entry: Gneissose Granite'
Stratigraphy Not entered
Comments Mona Complex. The Gneisses. cf.9104-9.
Locality details Well Sinking, Four Crosses, Bryn Croes Parish.
50k map sheet Aberdaron and Bardsey Island (133)

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Map reference
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


E12127

Cross Polarized, E12127

Plane Polarized, E12127

Plane Polarized, E12127