BGS mineralogy and petrology collection record
| Sample number | E72918 |
|---|---|
| Sample Donor | Petterson, M.G |
| Rock name | Dacite. 'Original entry: Porphyritic Dacite' |
| Stratigraphy | Not entered |
| Comments | Original sample No. MG 116. |
| Locality details | Upper Seatallan unit. |
| 50k map sheet | Cumbria or Ambleside (38) |
| Map reference | NY 1437 0756 |
| Year collected | 1988 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |