 |
| |||
| Pyrolusit m; Mangandioxyd Min.; Polianit m; Mangandioxyd n | |||
| strahliger Graubraunstein; Weichmanganerz n; lichtes Graumanganerz | |||
| Pyrolysit m; Batterie-Erz n | |||
| Braunstein m; Mangandioxyd Mangandioxid | |||
| graues Manganerz; Mangansuperoxyd n | |||
| |||
| Mangandioxyd n; Braunstein m; Min. Pyrolusit; Polianit m | |||
| Angielski tezaurus | |||
| |||
| MnO 2 | |||
