BGS mineralogy and petrology collection record
| Sample number | EMC7815 |
|---|---|
| Sample Donor | Building stone samples presented to BGS |
| Rock name | 'Original entry: Slate' |
| Stratigraphy | Not entered |
| Comments | Slate, "Celtic", building stone sample |
| Locality details | Penrhyn, Wales |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |