BGS mineralogy and petrology collection record

Sample number S8621
Sample Donor Kynaston, Herbert
Rock name 'Original entry: Diorite'
Stratigraphy Not entered
Comments See Memoir, p. 89
Locality details 0.5 mile NE of Clashgour, Black Mount
50k map sheet Oban (45)

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Map reference NN 242 432
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


S8621

Cross Polarized, S8621

Plane Polarized, S8621

Plane Polarized, S8621