BGS mineralogy and petrology collection record
| Sample number | MR5194 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Andesite, Porphyritic. 'Original entry: Porphyrite (Altered Andesite)' |
| Stratigraphy | Not entered |
| Comments | porphyrite (altered andesite), ,Collected by B. St�rtz (Bonn):118 |
| Locality details | NW Abhang, Mte Selva, near Lake Lugano,surface exposure,Italy |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | 1942 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |