BGS mineralogy and petrology collection record

Sample number S10492
Sample Donor Harker, Alfred
Rock name 'Original entry: Granophyre'
Stratigraphy Not entered
Comments Acid part of gneiss
Locality details Roadside N by W of Loch Sgathaig (Long Loch), Rum
50k map sheet Rum (60)

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Map reference NM 363 992
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


S10492

Cross Polarized, S10492

Plane Polarized, S10492

Plane Polarized, S10492