BGS mineralogy and petrology collection record

Sample number S4992
Sample Donor Gunn, W.
Rock name 'Original entry: Hornblende Gneiss'
Stratigraphy Not entered
Comments Not entered
Locality details Roadside S Boor Mill, Poolewe
50k map sheet Gairloch (91)

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Map reference NG 846 811
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


S4992

Cross Polarized, S4992

Plane Polarized, S4992

Plane Polarized, S4992