BGS mineralogy and petrology collection record
| Sample number | MR11663 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Microgranite. 'Original entry: Microgranite - Elvan' |
| Stratigraphy | Not entered |
| Comments | Microgranite - Elvan,Collected byPunch: from F.H. Butler |
| Locality details | Polmenner Quarry, Modion, Cornwall, |
| 50k map sheet | Penzance (351) |
| Map reference | SW 4648 3168 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |