|
Austria | |
|
| Naumann, Zirkel: "Elemente der Mineralogie", 13th ed., Leipzig (1898) |
|
| R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993) |
|
Germany | |
|
| S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 |
|
| S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 |
|
| Naumann, Zirkel: "Elemente der Mineralogie", 13th ed., Leipzig (1898); Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 814. |
|
USA | |
|
| Minerals of Colorado (1997) Eckels, E. B. |
|
| Ref: Geology and Mining Industry of Leadville, Samuel F. Emmons, 1886 |
|
| Geology and Mining Industry of Leadville, Samuel F. Emmons, 1886 |