BGS mineralogy and petrology collection record
| Sample number | MR21165; COLLNOJf806; |
|---|---|
| Sample Donor | Jones,T.G. |
| Rock name | 'Original entry: Mudstone' |
| Stratigraphy | Not entered |
| Comments | Blaen Myherin in mudstone |
| Locality details | Roadside exposure, Pentre Briwnant |
| 50k map sheet | Llanilar (178) |
| Map reference | SN 790 739 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |