BGS mineralogy and petrology collection record

Sample number E42025; MR30384; COLLNOJH761;
Sample Donor Dangerfield,J.; Hawkes,J.R.;
Rock name 'Original entry: Granite'
Stratigraphy Not entered
Comments Intermediate big feldspar granite.
Locality details Dunnabridge Quarry, 2.25 miles E. of Two Bridges, Dartmoor.
50k map sheet Dartmoor Forest (338)

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Map reference SX 643 746
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


E42025

Cross Polarized, E42025

Plane Polarized, E42025

Plane Polarized, E42025