BGS mineralogy and petrology collection record

Sample number S41450; ED6311;
Sample Donor ED Collection
Rock name 'Original entry: Medium-Grained Diorite'
Stratigraphy Not entered
Comments Medium-grained diorite from Arrochar Igneous Complex; Summ Prog No. 12, 1957, p. 16
Locality details Loch Sloy HE Scheme, Allt Sugach - Coiregrogain tunnel, 9727 ft from intake portal
50k map sheet Loch Lomond (38)

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Map reference NN 3046 0789
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


S41450

Cross Polarized, S41450

Plane Polarized, S41450

Plane Polarized, S41450