BGS mineralogy and petrology collection record

Sample number S77409; COLLNOMY547;
Sample Donor Gould,D.
Rock name Tonalite. 'Original entry: Quartz Diorite'
Stratigraphy Not entered
Comments Pale grey leucocratic quartz diorite
Locality details Cauldron How 450m SE of New Mains of Edingarioch
50k map sheet Alford (76W)

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Map reference NJ 6122 2385
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, S77409

Plane Polarized, S77409

Plane Polarized, S77409