BGS mineralogy and petrology collection record

Sample number S10480
Sample Donor Harker, Alfred
Rock name 'Original entry: Porphyritic Quartz Felsite'
Stratigraphy Not entered
Comments Not entered
Locality details E side of Coire Dubh, Rum
50k map sheet Rum (60)

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Map reference NM 391 977
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


S10480

Cross Polarized, S10480

Plane Polarized, S10480

Plane Polarized, S10480