BGS mineralogy and petrology collection record

Sample number S83870; COLLNOFY1155;
Sample Donor Highton,A.J.
Rock name Granite. 'Original entry: Biotite Granite'
Stratigraphy Not entered
Comments Medium grained porphyritic biotite granite
Locality details SW slope of An Sguabach
50k map sheet Tomatin (74W)

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Map reference NH 8385 1048
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


S83870

Cross Polarized, S83870

Plane Polarized, S83870

Plane Polarized, S83870