BGS mineralogy and petrology collection record

Sample number E4075; COLLNO161;
Sample Donor Allister, D.Mc.
Rock name Granite. 'Original entry: Schorl Rock'
Stratigraphy Not entered
Comments Shows tourmalinization of feldspar.
Locality details Ding Dong Mine (Madron).
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


E4075

Cross Polarized, E4075

Plane Polarized, E4075

Plane Polarized, E4075