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USA | |
| Castor, Stephen B., Ferdock, Gregory C. (2004) Minerals of Nevada. Special Publication 31. Nevada Bureau of Mines and Geology |
| Castor, Stephen B., Ferdock, Gregory C. (2004) Minerals of Nevada. Special Publication 31. Nevada Bureau of Mines and Geology |
- Dolly Varden Mining District
| Rocks & Min.: 20:16. |
| Castor, Stephen B., Ferdock, Gregory C. (2004) Minerals of Nevada. Special Publication 31. Nevada Bureau of Mines and Geology |
| June Culp Zeitner (1996) Gem and Lapidary Materials: For Cutters, Collectors, and Jewelers, Geoscience Press |