BGS mineralogy and petrology collection record

Sample number E36670; COLLNOMW126;
Sample Donor Williams,M.
Rock name Not entered
Stratigraphy Not entered
Comments Biotite slate.
Locality details Wheal Friendship BH. No. 2. 1385 Yds. N 39 deg E. of St. Hilary Church, St. Hilary. Inclined hole -45 deg bearing N 15 W. 1854 Ft. & 1862 Ft. of Robinsons Shaft.
50k map sheet Penzance (351)

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Map reference SW 5589 3224
Year collected Not entered 
Bore name Cornish Land Ventures Wf2
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E36670

Cross Polarized, E36670

Plane Polarized, E36670

Plane Polarized, E36670