BGS mineralogy and petrology collection record

Sample number E17914
Sample Donor Dixon,E.E.L.
Rock name Chert.
Stratigraphy Not entered
Comments Pebble of chert; limonitic with spheres. Opal cement; Rhaxella
Locality details Old Clay Pit. 1 ml WSW of Barrington Church
50k map sheet Biggleswade (204)

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Map reference 7:52,0:1
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


E17914

Cross Polarized, E17914

Plane Polarized, E17914

Plane Polarized, E17914