Azurite from selected localities.
USA | |
| Metal Mines of Washington-Preliminary Report; Derkey, Joseph, Lasmanis |
Metal Mines of Washington-Preliminary Report; Derkey, Joseph, Lasmanis |
USA | |
| Metal Mines of Washington-Preliminary Report; Derkey, Joseph, Lasmanis |
Metal Mines of Washington-Preliminary Report; Derkey, Joseph, Lasmanis |