BGS mineralogy and petrology collection record
| Sample number | MR25041; COLLNOC1096; |
|---|---|
| Sample Donor | Collins,G.H. |
| Rock name | 'Original entry: Shale' |
| Stratigraphy | Ordovician. Ordovician.. |
| Comments | Baked shale. NGR as in register. |
| Locality details | Cilgwyn quarry: at 100 yds E 30 degrees S of Cilgwyn Mawr. Pembrokeshire |
| 50k map sheet | Fishguard (210) |
| Map reference | SN 084 360 |
| Year collected | 1961 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |