BGS mineralogy and petrology collection record
| Sample number | MR12071 |
|---|---|
| Sample Donor | Not entered |
| Rock name | Quartz-Feldspar-Porphyry. 'Original entry: Sericite-Quartz-Feldspar Rock' |
| Stratigraphy | Not entered |
| Comments | sericite-quartz-feldspar rock, ,Collected by B St�rtz (Bonn):82 |
| Locality details | Schreckenthal, Harz,surface exposure,Germany |
| 50k map sheet | Not entered |
| Map reference | Not entered |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |