BGS mineralogy and petrology collection record
Sample number | E72356; COLLNOCT1052; |
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Sample Donor | Johnson,E.W. |
Rock name | Porphyry. 'Original entry: Felsite' |
Stratigraphy | Caradoc. Borrowdale Volcanic Group. |
Comments | cleaved felsite, much altered |
Locality details | not recorded |
50k map sheet | Cumbria or Ambleside (38) |
Map reference | SD 2187 9340 |
Year collected | 1986 |
Bore name | Not applicable |
Confidentiality | No restrictions |