BGS mineralogy and petrology collection record

Sample number S18211
Sample Donor Macgregor,A.G.
Rock name Not entered
Stratigraphy Not entered
Comments Moine?
Locality details River Tirry. Crask Bridge
50k map sheet Altnaharra (108)

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Map reference NC 5243 2463
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


S18211

Cross Polarized, S18211

Plane Polarized, S18211

Plane Polarized, S18211