BGS mineralogy and petrology collection record

Sample number E49575; E49575/A; E49575/B; MR33029; COLLNODAN1447;
Sample Donor Dangerfield,J.; Hawkes,J.R.;
Rock name 'Original entry: Granite'
Stratigraphy Not entered
Comments Megacrystic granite, with dark xenolith.
Locality details Mine dump at Boscawell, 2.21 Km. bearing 246 deg from Morvah Church.
50k map sheet Penzance (351)

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Map reference SW 3822 3458
Year collected 1976 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E49575/A

Cross Polarized, E49575/A

Plane Polarized, E49575/A

Plane Polarized, E49575/A


E49575/B

Cross Polarized, E49575/B

Plane Polarized, E49575/B

Plane Polarized, E49575/B