BGS mineralogy and petrology collection record
| Sample number | MR21857 |
|---|---|
| Sample Donor | Collins,G.H. |
| Rock name | 'Original entry: Siltstone' |
| Stratigraphy | Not entered |
| Comments | Grey Siltstone. NGR as in register. |
| Locality details | Quarry name: not recorded: at Pant y Carneddau Quarry. 600 yd W of Pant yr On Merioneth |
| 50k map sheet | Barmouth (149) |
| Map reference | SN 664 997 |
| Year collected | 1958 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |