BGS mineralogy and petrology collection record
| Sample number | MR25720 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Porphyry. 'Original entry: Quartz Porphyry' |
| Stratigraphy | Not entered |
| Comments | quartz porphyry, ,Collected by M Schwartzbach: |
| Locality details | Slapy Dani, R. Ultava, Bohemia (Bohemian Massif),surface exposure,via F W Dunning,Bohemia |
| 50k map sheet | Not entered |
| Map reference | 49:49,14:24 |
| Year collected | 1962 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |