BGS mineralogy and petrology collection record

Sample number E9531
Sample Donor Greenly,E.
Rock name 'Original entry: Gneisses'
Stratigraphy Not entered
Comments Not entered
Locality details Coast midway between Penrhyn Glas of streamlet to south of it
50k map sheet Holyhead (93)

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Map reference SH 491 910
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


E9531

Cross Polarized, E9531

Plane Polarized, E9531

Plane Polarized, E9531