BGS mineralogy and petrology collection record

Sample number S92523; COLLNOYW1981;
Sample Donor May,F.
Rock name Andesite. 'Original entry: Porphyrite'
Stratigraphy Not entered
Comments Fine grained hornbende porphyrite
Locality details Allt Neurlain
50k map sheet Glen Roy (63)

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Map reference NN 3006 9214
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


S92523

Cross Polarized, S92523

Plane Polarized, S92523

Plane Polarized, S92523