BGS mineralogy and petrology collection record

Sample number E967
Sample Donor Rutley,F.
Rock name Rhyolite. 'Original entry: Elvan'
Stratigraphy Not entered
Comments Not entered
Locality details Shilla Mill, next to extreme S. end of quarry.
50k map sheet Tavistock (337)

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Map reference SX 465 716
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


Cross Polarized, E967

Plane Polarized, E967

Plane Polarized, E967