BGS mineralogy and petrology collection record

Sample number E18532
Sample Donor Dunham,K.C.
Rock name 'Original entry: Fluorspar,Quartz'
Stratigraphy Not entered
Comments 30FM.LEVEL see N.P.O. MEMO. VOL 1 P 100
Locality details GROVERAKE MINE
50k map sheet Alston (25)

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Map reference NY 885 441
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


E18532

Cross Polarized, E18532

Plane Polarized, E18532

Plane Polarized, E18532