BGS mineralogy and petrology collection record

Sample number S25389; COLLNOSN65;
Sample Donor Phemister,J.
Rock name Not entered
Stratigraphy Not entered
Comments Semipelite with numerous 'solitary' augen; thin pegmatite squirts
Locality details 860 yds 40 deg W of N of exit of Loch Glasail
50k map sheet Altnaharra (108)

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Map reference NC 6489 4161
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


S25389

Cross Polarized, S25389

Plane Polarized, S25389

Plane Polarized, S25389