BGS mineralogy and petrology collection record
| Sample number | E58612; COLLNOJH1508; |
|---|---|
| Sample Donor | Hawkes,J.R.; Wheatley, C.W.; |
| Rock name | 'Original entry: Granite' |
| Stratigraphy | Not entered |
| Comments | Opal bearing poorly megacrystic lithionite granite |
| Locality details | Longstone China Clay Pit, 3.9km at 315deg from Holy Trinity Church, St.Austell |
| 50k map sheet | Bodmin (347) |
| Map reference | SW 9810 5575 |
| Year collected | 1972 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |
Petrological thin sections
Links to high resolution images
Transition from XPL to PPL light
E58612
