BGS mineralogy and petrology collection record
| Sample number | MR856 |
|---|---|
| Sample Donor | Not entered |
| Rock name | 'Original entry: Granophyre' |
| Stratigraphy | Not entered |
| Comments | Intrusive into Bala. 361/41, B/165. |
| Locality details | Mynydd-tir-y-Cwmmwd, 4 mi SW of Pwllheli, Caernarvonshire |
| 50k map sheet | Pwllheli (134) |
| Map reference | SH 330 309 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |