BGS mineralogy and petrology collection record
| Sample number | MR15471 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Rhyolite. 'Original entry: Purple Rhyolite - Intermediate Stage - Withnoe-Cawsand' |
| Stratigraphy | Not entered |
| Comments | Purple Rhyolite - intermediate stage - Withnoe-Cawsand,Collected byJ. G. Jones J1404 |
| Locality details | Bridgemoor Farm Quarry,Bridgemoor Farm Quarry, 1 mile N.W. of Millbrook, Maker Peuinsular, |
| 50k map sheet | Plymouth (348) |
| Map reference | 50:21,4:14 |
| Year collected | 1936 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |