BGS mineralogy and petrology collection record

Sample number S22428
Sample Donor Richey, James E.
Rock name 'Original entry: Ophitic Dolerite'
Stratigraphy Not entered
Comments WNW dyyke; Memoir, p. 352
Locality details 800 yds SW of Achnaha
50k map sheet Coll (51)

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Map reference NM 4586 6772
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


S22428

Cross Polarized, S22428

Plane Polarized, S22428

Plane Polarized, S22428