BGS mineralogy and petrology collection record
| Sample number | MR10183; F3674; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Trachybasalt. 'Original entry: Trachybasalt' |
| Stratigraphy | Not entered |
| Comments | trachybasalt, ,Purchase from Schwalm, B�tzingen (Baden):white9 |
| Locality details | Monte Spina, NE of Pozzuoli,surface exposure,Series from Campi Flegrei,Italy |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | 1933 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |