BGS mineralogy and petrology collection record

Sample number S26181; COLLNOMM18;
Sample Donor Macgregor,A.G.
Rock name Not entered
Stratigraphy Not entered
Comments In Striped Hornblendic series
Locality details Roadside quarry, 1.25 mile E by N of Altnaharra Hotel
50k map sheet Altnaharra (108)

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Map reference NC 5884 3536
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


S26181

Cross Polarized, S26181

Plane Polarized, S26181

Plane Polarized, S26181