Manganese Oxides from selected localities.
Austria | |
| [var: Manganese Dendrites] Erwin Löffler collection |
peter neschen collection | |
| Erwin Löffler collection |
Austria | |
| [var: Manganese Dendrites] Erwin Löffler collection |
peter neschen collection | |
| Erwin Löffler collection |
Trandorf, Mühldorf, Krems-Land District, Lower Austria, Austria