BGS mineralogy and petrology collection record
| Sample number | MR10052; F3545; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Schist. 'Original entry: Biotite Sericite Schist' |
| Stratigraphy | Not entered |
| Comments | biotite sericite schist, ,Collected by P Niggli; Purchase from Schwalm, B�tzingen (Baden):F2 |
| Locality details | Bronico, Lukmanierstrasse,surface exposure,Gotthard Massif; also section F3546,Switzerland |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | 1933 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |