BGS mineralogy and petrology collection record

Sample number S31532
Sample Donor Eyles,V.A.
Rock name 'Original entry: Black Phyllite'
Stratigraphy Not entered
Comments Rocks occurring to the east of the outcrop of the Middle Old Red Sandstone
Locality details In stream section over 1000yds from mouth of Allt a'Choilich, E of N end of Loch Lochy, above S.31531
50k map sheet Glen Roy (63)

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Map reference NN 28533 94789
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


S31532

Cross Polarized, S31532

Plane Polarized, S31532

Plane Polarized, S31532