BGS mineralogy and petrology collection record

Sample number E47396; E47396/A; E47396/B; COLLNOAN22;
Sample Donor Wilson,A.C.
Rock name 'Original entry: Spilitized Dolerite'
Stratigraphy Not entered
Comments Medium grained basaltic intrusive ?. Greenstone (?).
Locality details Quarry, 300 m. bearing 021 deg from Nanpusker.
50k map sheet Penzance (351)

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Map reference SW 5882 3769
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


E47396/A

Cross Polarized, E47396/A

Plane Polarized, E47396/A

Plane Polarized, E47396/A


E47396/B

Cross Polarized, E47396/B

Plane Polarized, E47396/B

Plane Polarized, E47396/B