BGS mineralogy and petrology collection record

Sample number S22681
Sample Donor Richey, James E.
Rock name 'Original entry: Granulitised Quartz-Dolerite'
Stratigraphy Not entered
Comments Prophyrite cone sheet cuts S. 22680, ?baked; Memoir, p. 192; Summ Prog 1923, p. 127
Locality details 700 yds N 20 deg E of summit of Beinn na Seilg
50k map sheet Coll (51)

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Map reference NM 4617 6467
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


S22681

Cross Polarized, S22681

Plane Polarized, S22681

Plane Polarized, S22681