BGS mineralogy and petrology collection record
| Sample number | MR917 |
|---|---|
| Sample Donor | Not entered |
| Rock name | 'Original entry: Nodular Rhyolite' |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | Hafnant, 3 mi SW of Yspytty Evan, Caernarvonshire |
| 50k map sheet | Corwen (120) |
| Map reference | SH 807 462 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |