BGS mineralogy and petrology collection record
| Sample number | MR17102; COLLNOE143; |
|---|---|
| Sample Donor | George,T.N. |
| Rock name | 'Original entry: Quartz Feldspar Porphyry' |
| Stratigraphy | Not entered |
| Comments | Pleistocene erratic in glacial drift |
| Locality details | Overton Mere (not in situ - from Ramsey Island) |
| 50k map sheet | Swansea (247) |
| Map reference | SS 463 847 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |