BGS mineralogy and petrology collection record

Sample number E2873; COLLNO97;
Sample Donor Usher,W.A.E.
Rock name 'Original entry: Altered Igneous'
Stratigraphy Not entered
Comments Pseudomorphs after olivine. (? Allied to Exeter traps).
Locality details Ashbrittle, 5 miles W. of Wellington.
50k map sheet Tiverton (310)

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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


E2873

Cross Polarized, E2873

Plane Polarized, E2873

Plane Polarized, E2873