BGS mineralogy and petrology collection record

Sample number E38453; E38453/A;
Sample Donor Hawkes,J.R.
Rock name 'Original entry: Granite'
Stratigraphy Not entered
Comments Poorly megacrystic/Wigford Down type granite.
Locality details Cheesewring Quarry,0.75 mile N. of Minions.
50k map sheet Tavistock (337)

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Map reference SX 258 724
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


E38453

Cross Polarized, E38453

Plane Polarized, E38453

Plane Polarized, E38453


E38453/A

Cross Polarized, E38453/A

Plane Polarized, E38453/A

Plane Polarized, E38453/A