BGS mineralogy and petrology collection record

Sample number E39852; COLLNOJH970;
Sample Donor Dangerfield,J.; Hawkes,J.R.;
Rock name 'Original entry: Tourmaline Aplite'
Stratigraphy Not entered
Comments Tourmalinised aplite.
Locality details Top of Riddon Ridge, 1 and 7/8 mile SE. of Postbridge.
50k map sheet Dartmoor Forest (338)

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Map reference SX 666 764
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


E39852

Cross Polarized, E39852

Plane Polarized, E39852

Plane Polarized, E39852