BGS mineralogy and petrology collection record
| Sample number | MR12153; COLLNO134; |
|---|---|
| Sample Donor | Hughes, H.O. |
| Rock name | 'Original entry: Jasper' |
| Stratigraphy | Not entered |
| Comments | Bedded |
| Locality details | Small headland, on W side of Llanddwyn Island, 1/4ml. NNE of lifeboat station |
| 50k map sheet | Caernarfon (105) |
| Map reference | SH 386 630 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |