BGS mineralogy and petrology collection record

Sample number S2875
Sample Donor Dakyns, John Roche
Rock name 'Original entry: Altered Porphyry'
Stratigraphy Not entered
Comments F dyke; ?diorite
Locality details Ridge SW side of Meall Dubh Ghlas, Glen Garry
50k map sheet Blair Atholl (55)

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Map reference NN 765 703
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


S2875

Cross Polarized, S2875

Plane Polarized, S2875

Plane Polarized, S2875