BGS mineralogy and petrology collection record

Sample number E4026; COLLNO7;
Sample Donor Usher,W.A.E.
Rock name 'Original entry: Ophitic Diabase (Uralitic)'
Stratigraphy Not entered
Comments Not entered
Locality details Quarry NE. of Tregoneeves, SSE. of St. Mewan.
50k map sheet Bodmin (347)

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Map reference
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


E4026

Cross Polarized, E4026

Plane Polarized, E4026

Plane Polarized, E4026