Proustite-Pyrargyrite Series from selected localities.
Norway | |
| Neumann, H. (1944): Silver deposits at Kongsberg. Norges Geologiske Undersøkelse 162, pp. 68-70 |
Neumann, H. (1944): Silver deposits at Kongsberg. Norges Geologiske Undersøkelse 162, pp. 68-70 |