BGS mineralogy and petrology collection record

Sample number E22919; COLLNOKY233;
Sample Donor Kellaway,G.A.
Rock name Calcite-Mudstone. 'Original entry: Calcite Mudstone'
Stratigraphy Not entered
Comments Part of a mass of Cotham Marble of Crazy Cotham Type
Locality details Temp. excavations W of Brabazon hanger. 1150 yds W by SW Road Bridge at Filton Halt
50k map sheet Bristol (264)

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Map reference ST 592 799
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


E22919

Cross Polarized, E22919

Plane Polarized, E22919

Plane Polarized, E22919