BGS mineralogy and petrology collection record
| Sample number | MR873 |
|---|---|
| Sample Donor | Not entered |
| Rock name | 'Original entry: Dolerite' |
| Stratigraphy | Not entered |
| Comments | Intrusive into Bala. B/189. |
| Locality details | Glanr.afon, S of Conway, Llangelynin, Caernarvonshire |
| 50k map sheet | Bangor (106) |
| Map reference | SH 756 748 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |