BGS mineralogy and petrology collection record
| Sample number | UG7444; RC927/1; |
|---|---|
| Sample Donor | Not entered |
| Rock name | 'Original entry: Perthite' |
| Stratigraphy | Not entered |
| Comments | White fragment of boarder-zone felspar, showing perthitic texture in hand specimen. Sub-vitreous lustre on cleavage surfaces. |
| Locality details | Fordywyitt pegmatite, Mtoko area. |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |