BGS mineralogy and petrology collection record

Sample number E6956
Sample Donor Flett,J.S.
Rock name 'Original entry: Ophitic Diabase'
Stratigraphy Not entered
Comments Good ophitic structure.
Locality details Old quarry on top of hill, about 0.25 mile NE. of St. Mewan Church, St. Austell.
50k map sheet Bodmin (347)

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Map reference SX 001 515
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


E6956

Cross Polarized, E6956

Plane Polarized, E6956

Plane Polarized, E6956