BGS mineralogy and petrology collection record

Sample number E42050; COLLNOJH1143;
Sample Donor Dangerfield,J.; Hawkes,J.R.;
Rock name 'Original entry: Granite'
Stratigraphy Not entered
Comments Contaminated big feldspar granite.
Locality details Stream below Venford reservoir, 650 Yds. bearing 020 deg. from W. end of Dam Wall, 1.25 miles SE. of Dartmeet Bridge.
50k map sheet Dartmoor Forest (338)

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Map reference SX 6885 7180
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


E42050

Cross Polarized, E42050

Plane Polarized, E42050

Plane Polarized, E42050