BGS mineralogy and petrology collection record

Sample number E24004
Sample Donor Dunham,K.C.
Rock name 'Original entry: Ankerite Rock'
Stratigraphy Not entered
Comments Fluorite suspected to be of poorer grade than the more brightly coloured Fluorite & Galena with brown patches probably partly of Sphalerite but thought also to contain Ankerite
Locality details Cowgreen Mine winge from 191' Level South
50k map sheet Alston (25)

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Map reference NY 81 30
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


E24004

Cross Polarized, E24004

Plane Polarized, E24004

Plane Polarized, E24004