BGS mineralogy and petrology collection record
| Sample number | MR643 |
|---|---|
| Sample Donor | Not entered |
| Rock name | 'Original entry: Andesite' |
| Stratigraphy | Not entered |
| Comments | a/239 |
| Locality details | Llanbedwyn, Bryngroes, Pwllheli, Caernarvonshire |
| 50k map sheet | Pwllheli (134) |
| Map reference | SH 34 34 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |