BGS mineralogy and petrology collection record
| Sample number | E72907 |
|---|---|
| Sample Donor | Petterson, M.G |
| Rock name | Microgranite. 'Original entry: Spherulitic Microgranite' |
| Stratigraphy | Not entered |
| Comments | Original sample No. MG 97. |
| Locality details | Top of Middle Fell. |
| 50k map sheet | Cumbria or Ambleside (38) |
| Map reference | NY 1512 0720 |
| Year collected | 1988 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |