BGS mineralogy and petrology collection record

Sample number S23040
Sample Donor Phemister,J.
Rock name Not entered
Stratigraphy Not entered
Comments Quartz-feldspar-biotite granulite with pyrite; inclusion in ultrabasic schist
Locality details In burn 640 yds 15 deg S of E from N end of Glas Loch
50k map sheet Altnaharra (108)

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Map reference NC 5067 3151
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


S23040

Cross Polarized, S23040

Plane Polarized, S23040

Plane Polarized, S23040