BGS mineralogy and petrology collection record

Sample number E31681; COLLNOBW2331;
Sample Donor Ackerman,A.J.
Rock name Not entered
Stratigraphy Not entered
Comments Limestone. Cornbrash
Locality details Cambridge BH. Old Gravel Pit, Universirty Fm. Madingley Rd. 140 yds E of Madingley Rise.
50k map sheet Cambridge (188)

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Map reference TL 4320 5950
Year collected Not entered 
Bore name Cambridge
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


E31681

Cross Polarized, E31681

Plane Polarized, E31681

Plane Polarized, E31681