BGS mineralogy and petrology collection record
| Sample number | MR34344; COLLNOKT402; |
|---|---|
| Sample Donor | Taylor,K. |
| Rock name | 'Original entry: Limestone' |
| Stratigraphy | Not entered |
| Comments | Lower Lias |
| Locality details | Tregwnog cutting 300m E of St-y-Nyll Cottages |
| 50k map sheet | Cardiff (263) |
| Map reference | ST 0998 7872 |
| Year collected | 1978 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |