BGS mineralogy and petrology collection record
| Sample number | MR5062 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Porphyry. 'Original entry: Porphyritic Structure In Hornblende Porphyrite' |
| Stratigraphy | Not entered |
| Comments | Porphyritic structure in hornblende porphyrite, ,: |
| Locality details | Jebel Dorkan,surface exposure,Egypt |
| 50k map sheet | Not entered |
| Map reference | 26:0,30:0 |
| Year collected | 1874 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |