BGS mineralogy and petrology collection record

Sample number E49672; E49672/A; E49672/B; MR33134; COLLNODAN1635;
Sample Donor Dangerfield,J.; Hawkes,J.R.;
Rock name 'Original entry: Granite'
Stratigraphy Not entered
Comments Poorly megacrystic granite.
Locality details Old quarry near Geevor Tin Mine, 0.65 Km. bearing 293 deg from St. John the Baptist Church, Pendeen
50k map sheet Penzance (351)

View images in GeoScenic related to 'Penzance'

View the geology near 'Penzance'

Map reference SW 3767 3443
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


E49672/A

Cross Polarized, E49672/A

Plane Polarized, E49672/A

Plane Polarized, E49672/A


E49672/B

Cross Polarized, E49672/B

Plane Polarized, E49672/B

Plane Polarized, E49672/B