BGS mineralogy and petrology collection record

Sample number S41415
Sample Donor Johnstone,G.S.
Rock name 'Original entry: ?Dolerite, 50ft Dyke (Trend Wnw-Ese), In Schistose Grit'
Stratigraphy Not entered
Comments Not entered
Locality details Loch Sloy HE scheme. Dubh Eas - Dubh Uisge tunnel, Allt Arnan north drive 4764 ft from adit
50k map sheet Balquhidder (46)

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Map reference NN 2945 1959
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


S41415

Cross Polarized, S41415

Plane Polarized, S41415

Plane Polarized, S41415