BGS mineralogy and petrology collection record

Sample number S22623
Sample Donor Richey, James E.
Rock name 'Original entry: Sedimentary Rock, Thermally Metamorphosed'
Stratigraphy Not entered
Comments Country rock between cone-sheets successively from Great Eucrite margin, cf. S. 22439
Locality details 430 yds E 30 deg S of Rudha Groulin
50k map sheet Coll (51)

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Map reference NM 4697 7080
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


S22623

Cross Polarized, S22623

Plane Polarized, S22623

Plane Polarized, S22623