BGS mineralogy and petrology collection record
| Sample number | RC312/6; M5308/94; |
|---|---|
| Sample Donor | Not entered |
| Rock name | 'Original entry: Dyke Rock' |
| Stratigraphy | Not entered |
| Comments | Two small samples from a nine inch black dyke cutting the nepheline syenite. |
| Locality details | Isles de Los,Conakry |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |