BGS mineralogy and petrology collection record

Sample number S23050
Sample Donor Phemister,J.
Rock name Not entered
Stratigraphy Not entered
Comments Band of veiny biotite schist
Locality details 2201In burn 1225 yds 55 deg E of N of NE corner of Loch Charail
50k map sheet Altnaharra (108)

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Map reference NC 6975 3362
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


S23050

Cross Polarized, S23050

Plane Polarized, S23050

Plane Polarized, S23050