BGS mineralogy and petrology collection record

Sample number S21817
Sample Donor Richey, James E.
Rock name 'Original entry: Dolerite'
Stratigraphy Not entered
Comments Dolerite dyke or perhaps inclined sheet
Locality details 1200 yds SW of Aodann
50k map sheet Coll (51)

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Map reference NM 4452 6567
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


S21817

Cross Polarized, S21817

Plane Polarized, S21817

Plane Polarized, S21817