BGS mineralogy and petrology collection record
| Sample number | MR6590 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Hornblende-Rock. 'Original entry: Hornblende Andesite' |
| Stratigraphy | Not entered |
| Comments | hornblende andesite, ,Collected by B St�rtz (Bonn):207 |
| Locality details | Gyalu, Siebengebirge,surface exposure,Germany |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | 2162 |
| Bore name | Not applicable |
| Confidentiality | No restrictions |