BGS mineralogy and petrology collection record

Sample number E23149; COLLNOBN12;
Sample Donor Bisson,G.
Rock name Metabasaltic-Rock. 'Original entry: Epidiorite'
Stratigraphy Not entered
Comments Igneous intrusion - Fr. dunp at E. end.
Locality details Prewley Tunnel, 3.44 miles SW. of Okehampton.
50k map sheet Okehampton (324)

View images in GeoScenic related to 'Okehampton'

View the geology near 'Okehampton'

Map reference SX 553 907
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


E23149

Cross Polarized, E23149

Plane Polarized, E23149

Plane Polarized, E23149