BGS mineralogy and petrology collection record

Sample number S92916; COLLNOCX2714;
Sample Donor Smith,C.G.
Rock name Tonalite. 'Original entry: Tonalite'
Stratigraphy Not entered
Comments Medium grained biotite diorite veined by coarse leucocratic tonalite
Locality details 60m NE of path junction
50k map sheet Ballater (65E)

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Map reference NO 2455 9781
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, S92916

Plane Polarized, S92916

Plane Polarized, S92916