BGS mineralogy and petrology collection record

Sample number E9250; COLLNO5;
Sample Donor Dewey,H.
Rock name Not entered
Stratigraphy Not entered
Comments Interbedded with killas.
Locality details Bittadon Ball Quarry.
50k map sheet Barnstaple (293)

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Map reference
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


E9250

Cross Polarized, E9250

Plane Polarized, E9250

Plane Polarized, E9250