BGS mineralogy and petrology collection record
| Sample number | MR12152; COLLNO133; |
|---|---|
| Sample Donor | Hughes, H.O. |
| Rock name | 'Original entry: Phyllite' |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | Llanddwyn Island |
| 50k map sheet | Caernarfon (105) |
| Map reference | SH 387 627 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |