BGS mineralogy and petrology collection record

Sample number E994
Sample Donor Rutley,F.
Rock name 'Original entry: Vesicular Spilite'
Stratigraphy Not entered
Comments Slate below lower basalt.
Locality details Greystone Bridge Quarry.
50k map sheet Tavistock (337)

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Map reference SX 364 805
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


E994

Cross Polarized, E994

Plane Polarized, E994

Plane Polarized, E994