Ferri-winchite from Sweden
Sweden | |
| Ulf Nyberg photo & specimen [analyzed by Dan Holtstam] |
| David Hospital specimen tested by Manfred Schaeffer |
Sweden | |
| Ulf Nyberg photo & specimen [analyzed by Dan Holtstam] |
| David Hospital specimen tested by Manfred Schaeffer |
Sjögruvan, Grythyttan, Hällefors, Örebro County, Sweden