BGS mineralogy and petrology collection record

Sample number S67227; COLLNOMX298;
Sample Donor Mccourt,W.J.
Rock name 'Original entry: Biotite Diorite'
Stratigraphy Not entered
Comments Strath Halladale - type granite. Caledonian
Locality details Gorge at headwaters of Achvarasdal Burn
50k map sheet Reay (115)

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Map reference NC 9921 5619
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


S67227

Cross Polarized, S67227

Plane Polarized, S67227

Plane Polarized, S67227