BGS mineralogy and petrology collection record

Sample number E49572; E49572/A; E49572/B; MR33025; COLLNODAN1441;
Sample Donor Dangerfield,J.; Hawkes,J.R.;
Rock name Not entered
Stratigraphy Not entered
Comments Poorly megacrystic granite.
Locality details East side of Portheras Cove, 1.4 Km. bearing 285 deg from Morvah Church.
50k map sheet Penzance (351)

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Map reference SW 3899 3580
Year collected 1976 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E49572/A

Cross Polarized, E49572/A

Plane Polarized, E49572/A

Plane Polarized, E49572/A


E49572/B

Cross Polarized, E49572/B

Plane Polarized, E49572/B

Plane Polarized, E49572/B