BGS mineralogy and petrology collection record
Sample number | MR18978 |
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Sample Donor | Not entered |
Rock name | Chert. 'Original entry: Chert And Shale' |
Stratigraphy | Not entered |
Comments | chert and shale, Brioverian,Collected by M C Crosfield:132 |
Locality details | Port Martin, Cote du Nord,surface exposure,France |
50k map sheet | Not entered |
Map reference | Not entered |
Year collected | 1952 |
Bore name | Not applicable |
Confidentiality | No restrictions |