BGS mineralogy and petrology collection record

Sample number S11069
Sample Donor Barrow, G.
Rock name 'Original entry: Markedly Quartzose Gneiss'
Stratigraphy Not entered
Comments Granulite. Mainly quartz, a little biotite, microcline and plagioclase.
Locality details An Sligearnach
50k map sheet Kingussie (64)

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Map reference NN 95 78
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


S11069

Cross Polarized, S11069

Plane Polarized, S11069

Plane Polarized, S11069