BGS mineralogy and petrology collection record
| Sample number | MR21788 |
|---|---|
| Sample Donor | Chaperlin,K. |
| Rock name | 'Original entry: Not Recorded' |
| Stratigraphy | Proterozoic. Pre Cambrian. Gwna Group |
| Comments | Gwna Group. NGR as in register. |
| Locality details | Quarry name: not recorded: at Disused Qry. 100 yd N of Trefgraigplas, 3.5 ml NNE of Aberdaron Caernarvonshire |
| 50k map sheet | Aberdaron and Bardsey Island (133)
View images in GeoScenic related to 'Aberdaron and Bardsey Island' |
| Map reference | SH 196 326 |
| Year collected | 1958 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |