BGS mineralogy and petrology collection record
| Sample number | MR14921; F4166; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Porphyry. 'Original entry: Porphyry' |
| Stratigraphy | Permian. |
| Comments | porphyry, Permian,Collected by W Maunon:M3413 |
| Locality details | Island of Revlingen, 4km S of Moss, 58km S of Oslo,surface exposure, |
| 50k map sheet | Not entered |
| Map reference | 59:23,10:38 |
| Year collected | 1935 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |