BGS mineralogy and petrology collection record
| Sample number | MR6049 |
|---|---|
| Sample Donor | Not entered |
| Rock name | 'Original entry: White Felspathic Rock' |
| Stratigraphy | Not entered |
| Comments | 417/42, C/20 |
| Locality details | Craig Rhiwarth, nr Llangynnog, Montgomeryshire |
| 50k map sheet | Bala (136) |
| Map reference | SJ 055 267 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |