BGS mineralogy and petrology collection record

Sample number E39817; COLLNOJH870;
Sample Donor Dangerfield,J.; Hawkes,J.R.;
Rock name 'Original entry: Xenolith'
Stratigraphy Not entered
Comments Dark xenolith.
Locality details Bonehill Rocks, 1/3 mile E. of Bonehill, half a mile NE. of Widecombe.
50k map sheet Dartmoor Forest (338)

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Map reference SX 732 775
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


E39817

Cross Polarized, E39817

Plane Polarized, E39817

Plane Polarized, E39817