BGS mineralogy and petrology collection record
| Sample number | MR9633; F3377; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Phonolite. 'Original entry: Phonolite' |
| Stratigraphy | Not entered |
| Comments | phonolite, 79AD,Purchase from Schwalm, B�tzingen (Baden):11 |
| Locality details | Monte Somma eruption of 79AD, Pompei,surface exposure,Rittman Anal. 41,Italy |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | 1933 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |