Turquoise from selected localities.
USA | |
| NBMG Spec Pub 31 Minerals of Nevada |
| NBMG Bull 106 Geology and Mineral Resources of Elko County, Nevada |
USA | |
| NBMG Spec Pub 31 Minerals of Nevada |
| NBMG Bull 106 Geology and Mineral Resources of Elko County, Nevada |