BGS mineralogy and petrology collection record

Sample number S22316
Sample Donor Richey, James E.
Rock name 'Original entry: Olivine-Gabbro'
Stratigraphy Not entered
Comments Porphyritic quartz-gabbro near margin against Great Eucrite
Locality details Roadside 0.375 mile E of S end of Achosnich
50k map sheet Coll (51)

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Map reference NM 4473 6682
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


S22316

Cross Polarized, S22316

Plane Polarized, S22316

Plane Polarized, S22316