BGS mineralogy and petrology collection record
| Sample number | MR15469 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Rhyolite. 'Original entry: Elvan - Dyke In Rhyolite' |
| Stratigraphy | Not entered |
| Comments | Elvan - dyke in Rhyolite,Collected byJ. G. Jones J1399 |
| Locality details | Centre of northern face, Quarry at top of Withuse Down a quarter of a mile south of Withuse Farm, ? Peuinsula, Cornwall, |
| 50k map sheet | Plymouth (348) |
| Map reference | 50:20,4:14 |
| Year collected | 1936 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |