BGS mineralogy and petrology collection record
| Sample number | E42478; COLLNOLA39; |
|---|---|
| Sample Donor | Allen,P.M. |
| Rock name | 'Original entry: Sand' |
| Stratigraphy | Not entered |
| Comments | Mn cemented sand |
| Locality details | 400 yds Upstream of Pont y Gain |
| 50k map sheet | Harlech (135) |
| Map reference | SH 7929 3995 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |