BGS mineralogy and petrology collection record
| Sample number | MR1931; COLLNO143; |
|---|---|
| Sample Donor | Hall,T.C. |
| Rock name | 'Original entry: Quartz-Porphyry. Elvan' |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | Coast near Porthloo, St Mary's, Scilly Isles, Cornwall |
| 50k map sheet | Isles of Scilly (357) |
| Map reference | SV 909 114 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |