BGS mineralogy and petrology collection record

Sample number E7803; COLLNO37;
Sample Donor Barrow, G.
Rock name 'Original entry: Micaceous Phyllite'
Stratigraphy Not entered
Comments White and silky 'cornubianite' type. Much deep brown tourmaline in prisms of pneumatolitic origin. Presented by Mr. Barrow.
Locality details A. Quarry near Millpool.
50k map sheet Camelford (336)

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Map reference
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


E7803

Cross Polarized, E7803

Plane Polarized, E7803

Plane Polarized, E7803