BGS mineralogy and petrology collection record

Sample number E8171
Sample Donor Woodward, H.B.
Rock name 'Original entry: Chert [Coddin Hill]'
Stratigraphy Not entered
Comments Drift
Locality details From Staple Hill drift N. of Bristol
50k map sheet Bristol (264)

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Map reference ST 65 76
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


E8171

Cross Polarized, E8171

Plane Polarized, E8171

Plane Polarized, E8171