BGS mineralogy and petrology collection record
| Sample number | MR8141; F1326; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Gneiss. 'Original entry: Mica Gneiss' |
| Stratigraphy | Not entered |
| Comments | mica gneiss, ,Collected by F Krantz (Bonn):12 |
| Locality details | Toijala, T von Tammenfors,surface exposure,Finland |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | 1931 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |