BGS mineralogy and petrology collection record

Sample number S4991
Sample Donor Gunn, W.
Rock name 'Original entry: Muscovite-Biotite Gneiss'
Stratigraphy Not entered
Comments Not entered
Locality details S of Loch na Curaich, Poolewe
50k map sheet Gairloch (91)

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Map reference NG 824 796
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


S4991

Cross Polarized, S4991

Plane Polarized, S4991

Plane Polarized, S4991