BGS mineralogy and petrology collection record

Sample number S18210
Sample Donor Macgregor,A.G.
Rock name Not entered
Stratigraphy Not entered
Comments Moine?
Locality details Alltan Dubh, 1370 yds W from top of Cnoc Cholasdail
50k map sheet Altnaharra (108)

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Map reference NC 5395 2024
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


S18210

Cross Polarized, S18210

Plane Polarized, S18210

Plane Polarized, S18210