BGS mineralogy and petrology collection record

Sample number E4089; COLLNO175;
Sample Donor Allister, D.Mc.
Rock name Granite. 'Original entry: Schorl Rock'
Stratigraphy Not entered
Comments Stillate tourmaline, micaceous.
Locality details S. Providence Mine, Towednack. From a burrow at new Billia Shaft.
50k map sheet Penzance (351)

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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


E4089

Cross Polarized, E4089

Plane Polarized, E4089

Plane Polarized, E4089