BGS mineralogy and petrology collection record

Sample number E8451; COLLNO112;
Sample Donor Calloway, G.A.
Rock name 'Original entry: Chlorite Mica Schist'
Stratigraphy Not entered
Comments See Mem.Geol.of Anglesey c.f.p.282. Mona Complex. Prob. Gwna Beds.
Locality details Brwynog
50k map sheet Holyhead (93)

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Map reference SH 354 867
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


E8451

Cross Polarized, E8451

Plane Polarized, E8451

Plane Polarized, E8451