BGS mineralogy and petrology collection record

Sample number S92661; COLLNOCX2632;
Sample Donor Smith,C.G.
Rock name Tonalite. 'Original entry: Tonalite'
Stratigraphy Not entered
Comments Leuco tonalite with bleached biotite
Locality details By lone tree, Creag nan Gall
50k map sheet Balmoral (65)

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Map reference NO 2604 9271
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


Cross Polarized, S92661

Plane Polarized, S92661

Plane Polarized, S92661