BGS mineralogy and petrology collection record

Sample number E12132; COLLNOMG9;
Sample Donor Greenly,E.
Rock name Schist. 'Original entry: Quartz Chlorite Schist'
Stratigraphy Not entered
Comments Penynmynydd Zone.
Locality details Coast of Mynydd Bychees. W. headland of Parwyd.
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


E12132

Cross Polarized, E12132

Plane Polarized, E12132

Plane Polarized, E12132