BGS mineralogy and petrology collection record

Sample number S82657; COLLNOYW1825;
Sample Donor May,F.
Rock name Andesite. 'Original entry: Porphyrite'
Stratigraphy Not entered
Comments Porphyrite from minor intrusion
Locality details S of Beinn Bhan
50k map sheet Glen Roy (63W)

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Map reference NN 3216 9576
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


S82657

Cross Polarized, S82657

Plane Polarized, S82657

Plane Polarized, S82657