BGS mineralogy and petrology collection record

Sample number S10734
Sample Donor Harker, Alfred
Rock name 'Original entry: Gneiss (Acid) Or Granite'
Stratigraphy Not entered
Comments Summ Prog 1905, p. 73
Locality details Hill E of Loch na Gainmhich, Rum
50k map sheet Rum (60)

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Map reference NM 386 987
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


S10734

Cross Polarized, S10734

Plane Polarized, S10734

Plane Polarized, S10734