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USA | |
| The Canadian Mineralogist Vol. 43, pp. 601-622 (2005) Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Pearl, 1958. Colorado Gem Trails & Mineral Guide Rocks & Min.: 22:16. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
- Tincup Mining District (Pieplant Mining District)
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
- Needle Mountain Mining District (Tacoma Mining District; Florida Mining District; Vallecito Mining District)
| USGS Bull 1434 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
- Summitville Mining District (Summit Mining District)
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Rosemeyer, Tom, Smith, Arthur E. (1986) Great Pockets: The National Belle Mine [Colorado]. The Mineralogical Record, 17 (4) 229-236 USGS Prof. Paper 750C |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Northrop, Stuart A., LaBruzza, F.A. (1996) Minerals of New Mexico (3rd ed.) University of New Mexico Press, Albuquerque, NM. |
| Schilling, John H. (1960) Mineral resources of Taos County, New Mexico. Bulletin 71. New Mexico Bureau of Geology and Mineral Resources doi:10.58799/b-71 |
| Jahns, Richard H., Ewing, Rodney C. (1977) The Harding Mine, Taos County, New Mexico. The Mineralogical Record, 8 (2) 115-126 |
| Dalziel, I. W. D. & R. H. Dott, R. Jr. (1970) Geology of The Baraboo District, Wisconsin: Wisconsin Geological and Natural History Survey Information Circular 14: 164 p. |
| Dalziel, I. W. D. & R. H. Dott, R. Jr. (1970) Geology of The Baraboo District, Wisconsin: Wisconsin Geological and Natural History Survey Information Circular 14: 164 p. |
Sedalia Mine, Sedalia Mining District, Chaffee County, Colorado, USA