BGS mineralogy and petrology collection record

Sample number S22256
Sample Donor Richey, James E.
Rock name Not entered
Stratigraphy Not entered
Comments NW dyke cutting tonalite
Locality details 0.75 mile E 10 deg S of Achnaha
50k map sheet Coll (51)

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Map reference NM 4722 6798
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


S22256

Cross Polarized, S22256

Plane Polarized, S22256

Plane Polarized, S22256