BGS mineralogy and petrology collection record

Sample number S22245
Sample Donor Richey, James E.
Rock name 'Original entry: Contact-Altered Basalt'
Stratigraphy Not entered
Comments ?Basalt lava close to gabbro margin
Locality details 160 yds NW of Kilchoan Free Church
50k map sheet Coll (51)

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Map reference NM 4793 6434
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


S22245

Cross Polarized, S22245

Plane Polarized, S22245

Plane Polarized, S22245