BGS mineralogy and petrology collection record
| Sample number | E67109; COLLNOWPREE; |
|---|---|
| Sample Donor | Pratt, W. |
| Rock name | 'Original entry: Tuff' |
| Stratigraphy | Not entered |
| Comments | Craig Caw Formation. Welded tuff |
| Locality details | 650 m at due W of spot height 403 m Nr. Craig Y Llan. Beside derilict barn |
| 50k map sheet | Barmouth (149) |
| Map reference | SH 7530 1345 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |