BGS mineralogy and petrology collection record
| Sample number | E21807 |
|---|---|
| Sample Donor | Shannon,W.G. |
| Rock name | Trachyte. 'Original entry: Orthophyre' |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | Knowle, Spencecombe |
| 50k map sheet | Exeter (325) |
| Map reference | SS 790 023 |
| 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
E21807
