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USA | |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
Vanderwilt, J. W. (1933) Contributions to economic geology (short papers and preliminary reports), 1933. The Climax molybdenum deposit, Colorado, with a section on history, production, metallurgy, and development, by C. W. Henderson. USGS Bulletin: 846-C
Butler, B. S. |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| Butler, Bert Sylvenus (1941) Ore deposits in the vicinity of the London fault of Colorado. USGS Bulletin: 911
Singewald, Quentin Dreyer |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| Frank Karasti |
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| Luetcke, Rolf (n.d.) Personal communication. |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| [var. Chalcedony] The Oxidized Zinc Ores of Leadville Colorado, G. F. Loughlin, 1918 |
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| Frank Karasti |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| Sterling, Geoff (2023) Personal Communication. |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| [var. Chalcedony] The Oxidized Zinc Ores of Leadville Colorado, G. F. Loughlin, 1918 |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| Geology and Mining Industry of Leadville, Samuel F. Emmons, 1886 |
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| Geology and Mining Industry of Leadville, Samuel F. Emmons, 1886 |
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| The Oxidized Zinc Ores of Leadville Colorado, G. F. Loughlin, 1918 |
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| Ref: Geology and Mining Industry of Leadville, Samuel F. Emmons, 1886 |
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| Geology and Mining Industry of Leadville, Samuel F. Emmons, 1886 |
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| [var. Chalcedony] The Oxidized Zinc Ores of Leadville Colorado, G. F. Loughlin, 1918 |
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| Geology and Mining Industry of Leadville, Samuel F. Emmons, 1886 |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
Rocks & Minerals 81:5 402-409 |
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| Geology and Mining Industry of Leadville, Samuel F. Emmons, 1886 |
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| Jacobson, Mark I. (1979) Famous Mineral Localities: Mount Antero [Colorado]. The Mineralogical Record, 10 (6) 339-346 |
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| Frank Karasti |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| King, Van (n.d.) Personal communcation. |
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| Mineralogical Record:16(3):171-201 |
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| Frank Karasti |
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| Frank Karasti |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| Frank Karasti |
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| Rocks & Min.: 65:61. |
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| Frank Karasti
Frank karastif |
Leadville, Lake County, Colorado, USA