BGS mineralogy and petrology collection record
| Sample number | E52461; COLLNOMH889; |
|---|---|
| Sample Donor | Howells,M.F. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Fine grained tuff,acid? Caradoc, Ordovician. |
| Locality details | NE of Cwm Beudy-Mawr |
| 50k map sheet | Bangor (106) |
| Map reference | SH 6333 5595 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |