BGS mineralogy and petrology collection record
| Sample number | E69745; COLLNOFJ708; |
|---|---|
| Sample Donor | Millward, D. |
| Rock name | Not entered |
| Stratigraphy | Not entered |
| Comments | Feldspar biotite porphyry. Dyke |
| Locality details | Logan Beck |
| 50k map sheet | Cumbria or Ambleside (38) |
| Map reference | SD 1738 9143 |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |