BGS mineralogy and petrology collection record

Sample number S92495; COLLNOYW1950;
Sample Donor May,F.
Rock name Granite. 'Original entry: Biotite Granite'
Stratigraphy Not entered
Comments Grey biotite hornblende granite
Locality details E of Loch Spey
50k map sheet Glen Roy (63)

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Map reference NN 4331 9396
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


S92495

Cross Polarized, S92495

Plane Polarized, S92495

Plane Polarized, S92495