BGS mineralogy and petrology collection record

Sample number S4169
Sample Donor Greenly,E.
Rock name 'Original entry: Biotite Granite'
Stratigraphy Not entered
Comments Biotite scarce
Locality details Shore, Portskerra
50k map sheet Reay (115)

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Map reference NC 873 665
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


S4169

Cross Polarized, S4169

Plane Polarized, S4169

Plane Polarized, S4169