BGS mineralogy and petrology collection record
| Sample number | MR18977 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Gneiss. 'Original entry: Granulitic Gneiss With Shale' |
| Stratigraphy | Not entered |
| Comments | Granulitic gneiss with shale, Brioverian,Collected by M C Crosfield:131 |
| Locality details | Peran, Cote du Nord,surface exposure,France |
| 50k map sheet | Not entered |
| Map reference | 48:27,2:51 |
| Year collected | 1952 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |