BGS mineralogy and petrology collection record

Sample number S41453; ED6314;
Sample Donor ED Collection
Rock name 'Original entry: Dark Medium-Grained Diorite'
Stratigraphy Not entered
Comments Dark medium-grained diorite from Arrochar Igneous Complex; Summ Prog No. 12, 1957, p. 16
Locality details Loch Sloy HE Scheme, Allt Sugach - Coiregrogain tunnel,7907 ft from intake portal
50k map sheet Loch Lomond (38)

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Map reference NN 3020 0759
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


S41453

Cross Polarized, S41453

Plane Polarized, S41453

Plane Polarized, S41453