BGS mineralogy and petrology collection record
| Sample number | E4322; COLLNO17; |
|---|---|
| Sample Donor | Usher,W.A.E. |
| Rock name | Tuff. 'Original entry: Sheared Tuff' |
| Stratigraphy | Not entered |
| Comments | Midd. Devonian |
| Locality details | Drakes Island. Plymouth Sound |
| 50k map sheet | Plymouth (348) |
| Map reference | SX 471 528 |
| 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
E4322
