BGS mineralogy and petrology collection record
| Sample number | E4895 |
|---|---|
| Sample Donor | Butler,A.J. |
| Rock name | 'Original entry: Elvan (Quartz Porphyry)' |
| Stratigraphy | Not entered |
| Comments | Dyke in shaft in Killas, 10 inches wide. |
| Locality details | Wheal Herland, Tregurtha Downs. |
| 50k map sheet | Penzance (351) |
| Map reference | |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |
Petrological thin sections
Links to high resolution images
Transition from XPL to PPL light
E4895
