BGS mineralogy and petrology collection record
| Sample number | MR23328 |
|---|---|
| Sample Donor | Collins,G.H. |
| Rock name | 'Original entry: Pyritous Sandstone' |
| Stratigraphy | Silurian. Lower Silurian. |
| Comments | Grey Pyritous Grit. NGR as in register. |
| Locality details | Quarry name: not recorded: at Hafan Qry. 510 yd due N of Summit Cardiganshire |
| 50k map sheet | Aberystwyth (163) |
| Map reference | SN 733 887 |
| Year collected | 1960 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |