BGS mineralogy and petrology collection record

Sample number E27176; MR20352; COLLNOC;
Sample Donor Hestor,S.W.
Rock name Not entered
Stratigraphy Not entered
Comments Calcareous Sand from "Sarsen" Reading Beds
Locality details Sandpit 500yds E. of Lodge farm Harefield
50k map sheet Beaconsfield (255)

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Map reference TQ 061 890
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


Cross Polarized, E27176

Plane Polarized, E27176

Plane Polarized, E27176