BGS mineralogy and petrology collection record

Sample number MR10151
Sample Donor Not entered
Rock name 'Original entry: Conglomerate, Upper Portion Of Red Marl Group About 200 Feet Below Base Of Brown'
Stratigraphy Not entered
Comments presented by Prof Cox
Locality details Cefn On Tunnel, Great Western Railway, Cardiff-Caerphilly branch
50k map sheet Newport (249)

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Map reference ST 175 852
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions