BGS mineralogy and petrology collection record

Sample number E33075; MR27887; COLLNOD45; COLLNOJH192;
Sample Donor Chaperlin,K.; Hawkes,J.R.;
Rock name 'Original entry: Granite'
Stratigraphy Not entered
Comments Poorly porphyritic (megacrystic) granite, (1500') forming upper 10' of Tor.
Locality details Oke Tor. 3 1/2ml. SE of Okehampton
50k map sheet Okehampton (324)

View images in GeoScenic related to 'Okehampton'

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Map reference SX 613 901
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


E33075

Cross Polarized, E33075

Plane Polarized, E33075

Plane Polarized, E33075