BGS mineralogy and petrology collection record

Sample number S24412
Sample Donor Richey, James E.
Rock name 'Original entry: Quartz-Dolerite Or Granophyre'
Stratigraphy Not entered
Comments Quartz-dolerite or granophyre; Memoir, p. 250
Locality details 630 yds SE of Grigadale
50k map sheet Coll (51)

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Map reference NM 4357 6674
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


S24412

Cross Polarized, S24412

Plane Polarized, S24412

Plane Polarized, S24412