BGS mineralogy and petrology collection record
| Sample number | MR7137 |
|---|---|
| Sample Donor | Not entered |
| Rock name | 'Original entry: Slate With Stratification Bands' |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | St Johnston, S of Londonderry |
| 50k map sheet | Not entered |
| Map reference | 54:55,7:28 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |