BGS mineralogy and petrology collection record
| Sample number | E54276; COLLNOFU70; |
|---|---|
| Sample Donor | Fletcher, Chris J.N |
| Rock name | 'Original entry: Tuff' |
| Stratigraphy | Not entered |
| Comments | Tuffaceous grit with pebbles. Padarn tuff. |
| Locality details | 28 m. at 290 deg. from Mynydd Cilgwyn. |
| 50k map sheet | Nefyn (118) |
| Map reference | SH 4973 5431 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |