BGS mineralogy and petrology collection record
| Sample number | MR17729; COLLNOBW157; |
|---|---|
| Sample Donor | Welch,F.B.A. |
| Rock name | 'Original entry: Grit' |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | Knoll, 800yds NW of Seven Tunnel Junction Station |
| 50k map sheet | Chepstow (250) |
| Map reference | ST 457 881 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |