BGS mineralogy and petrology collection record

Sample number S11053
Sample Donor Barrow, G.
Rock name 'Original entry: Grey Moine Gneiss'
Stratigraphy Not entered
Comments Parallel brown mica fairly abundant. Quartz blebs well seen. Microcline abundant. Plagioclase much less and decomposed. Sphene & zircon.
Locality details Allt Dubh Easin
50k map sheet Kingussie (64)

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Map reference NN 76 81
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


S11053

Cross Polarized, S11053

Plane Polarized, S11053

Plane Polarized, S11053