BGS mineralogy and petrology collection record
| Sample number | LABNO5868; UG7358; RC947/5; |
|---|---|
| Sample Donor | Not entered |
| Rock name | 'Original entry: Perthite' |
| Stratigraphy | Not entered |
| Comments | Fragments of perthite-quartz-muscovite pegmatite with rare beryl. Thin section also available. Possibly potassium felspar-quartz intergrowth. |
| Locality details | Nteko No.3 pegmatite. |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |