BGS mineralogy and petrology collection record

Sample number E49527; E49527/A; E49527/B; COLLNODAN1379;
Sample Donor Dangerfield,J.; Hawkes,J.R.;
Rock name Not entered
Stratigraphy Not entered
Comments Tourmalinized zone in megacrystic granite.
Locality details NW. end of Carn Galvar, 500 m. bearing 200 deg from Bosigran.
50k map sheet Penzance (351)

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Map reference SW 4248 3652
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


E49527/A

Cross Polarized, E49527/A

Plane Polarized, E49527/A

Plane Polarized, E49527/A


E49527/B

Cross Polarized, E49527/B

Plane Polarized, E49527/B

Plane Polarized, E49527/B