BGS mineralogy and petrology collection record

Sample number E33758; COLLNOKB427;
Sample Donor Beer,K.E.
Rock name Not entered
Stratigraphy Not entered
Comments Porphyritic fine grained granite
Locality details Wheal Grenville BH No. 9, Collar 1765 yds E 28 deg S of Camborne Station (Bearing 327 deg T at an inclination of 70 deg)
50k map sheet Falmouth (352)

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Map reference SW 6620 3889
Year collected Not entered 
Bore name Camborne Tin Ltd Ctl9
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E33758

Cross Polarized, E33758

Plane Polarized, E33758

Plane Polarized, E33758