BGS mineralogy and petrology collection record
| Sample number | MR7549 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Slate. 'Original entry: Slate With Fern Leaf' |
| Stratigraphy | Not entered |
| Comments | slate with fern leaf, ,: |
| Locality details | Col de Balme, Valais,surface exposure,Switzerland |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | 1874 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |