BGS mineralogy and petrology collection record

Sample number E19438
Sample Donor Eastwood,T.
Rock name 'Original entry: Fine Grained Dolerite, Decayed'
Stratigraphy Not entered
Comments SPECIMEN WITHIN 20' OF E. SIDE OF VEIN
Locality details GT.SULPHUR VEIN, SIR JOHN LEVEL, NEAR GARRIGILL ALSTON
50k map sheet Alston (25)

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Map reference NY 762 379
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


E19438

Cross Polarized, E19438

Plane Polarized, E19438

Plane Polarized, E19438