BGS mineralogy and petrology collection record

Sample number E9591
Sample Donor Sherlock,R.
Rock name 'Original entry: Forams & Phosphatic Chalk'
Stratigraphy Not entered
Comments About 118' below Chalk rock
Locality details Boring at about 383' Maidenhead
50k map sheet Beaconsfield (255)

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Map reference SU 87 81
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


E9591

Cross Polarized, E9591

Plane Polarized, E9591

Plane Polarized, E9591