BGS mineralogy and petrology collection record

Sample number S11553
Sample Donor Grabham, G.W.
Rock name 'Original entry: Aplogranite'
Stratigraphy Not entered
Comments Acid (hill top) Cruachan Granite
Locality details S side of Beinn Mhic Chasgaig, 500 yds N of junction of Coire Odhar and Ghiubhaisan
50k map sheet Ben Nevis (53)

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Map reference NN 218 497
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


S11553

Cross Polarized, S11553

Plane Polarized, S11553

Plane Polarized, S11553