BGS mineralogy and petrology collection record
| Sample number | MR9642; F3386; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Microsyenite. 'Original entry: Microsyenite' |
| Stratigraphy | Not entered |
| Comments | microsyenite, ,Purchase from Schwalm, B�tzingen (Baden):20 |
| Locality details | Lagno di Pollena, N slope of Somma,surface exposure,Italy |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | 1933 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |