BGS mineralogy and petrology collection record
| Sample number | E519a; MR850; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Diorite. 'Original entry: Enstatite-Diorite' |
| Stratigraphy | Not entered |
| Comments | Enstatite-diorite, |
| Locality details | Qy. at Yr Eifl, |
| 50k map sheet | Nefyn (118) |
| Map reference | SH 362 461 |
| Year collected | 1877 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |