BGS mineralogy and petrology collection record
| Sample number | E47043; COLLNOAP435; |
|---|---|
| Sample Donor | Addison,R. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Ironstone, sedimentary. |
| Locality details | Trial level 400 m SSW Of Tygwyn, Francon Farm House |
| 50k map sheet | Bangor (106) |
| Map reference | SH 6434 6229 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |