BGS mineralogy and petrology collection record

Sample number S14505
Sample Donor Macgregor,A.G.
Rock name 'Original entry: Quartz-Feldspar Granulite'
Stratigraphy Not entered
Comments Biotite, 92, mainly orthoclase feldspar. Granitised Moine of M Macgregor. From monzogranite complex
Locality details A few yards E of Cuilmhaillaidh, Culmaily
50k map sheet Lairg (102)

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Map reference NC 56981 06944
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


S14505

Cross Polarized, S14505

Plane Polarized, S14505

Plane Polarized, S14505