BGS mineralogy and petrology collection record
| Sample number | MR26536; COLLNODAN469; |
|---|---|
| Sample Donor | Dangerfield,J.; Merriman,R.J.; |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | NGR as in register. |
| Locality details | Quarry name: Trevor quarry: at 5' bank NW half 200 yds north of Carn triangulation point 1458 on Yr Eifl. Caernarvonshire |
| 50k map sheet | Nefyn (118) |
| Map reference | SH 362 459 |
| Year collected | 1963 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |