BGS mineralogy and petrology collection record
| Sample number | MR7001; F587; |
|---|---|
| Sample Donor | Not entered |
| Rock name | Andesite, Porphyritic. 'Original entry: Porphyrite' |
| Stratigraphy | Not entered |
| Comments | porphyrite, ,Collected by W C Brvgger:27 |
| Locality details | Bragernaesaaten, Drammen,surface exposure,W C Brvgger's Type rock specimens,Norway |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | 1890 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |