BGS mineralogy and petrology collection record
| Sample number | MR7871 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Diorite. 'Original entry: Diabase' |
| Stratigraphy | Arenig. |
| Comments | Diabase,Arenig,roadstone,Collected byTG Jones J239 |
| Locality details | by bridge over brook, Llwyn-Celyn, Combe, |
| 50k map sheet | Carmarthen (229) |
| Map reference | Not entered |
| Year collected | 1931 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |