BGS mineralogy and petrology collection record

Sample number E35132; COLLNORC254;
Sample Donor Cave,R.
Rock name 'Original entry: Biomicrite'
Stratigraphy Not entered
Comments LOWER PART OF CROSS HAND ROCK
Locality details 1700YDS WSW OF CHAPEL TRESHAM
50k map sheet Malmesbury (251)

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Map reference ST 78 90
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


E35132

Cross Polarized, E35132

Plane Polarized, E35132

Plane Polarized, E35132