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Opal from San Juan Mountains, USA

07061840015997681912491.jpg
Opal

Lower East Fork locality, Wolf Creek Pass, Archuleta County, Colorado, USA
07061840015997681912491.jpg
Opal

Lower East Fork locality, Wolf Creek Pass, Archuleta County, Colorado, USA
05084600015997681931016.jpg
Opal

Lower East Fork locality, Wolf Creek Pass, Archuleta County, Colorado, USA
USA
 
  • Colorado
    • Archuleta County
      • Wolf Creek Pass
Hampson, A.G. (2004) Zeolites and Associated Minerals of the Wolf Creek Pass Area Mineral and Archuleta Counties Colorado. Rocks & Minerals, 79:5, 316-324.
    • Gunnison County
      • Vulcan Mining District (Cebolla Mining District; Domingo Mining District)
        • Vulcan
Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
      • White Earth Mining District (Powderhorn Mining District)
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
    • Hinsdale County
      • Galena Mining District (Henson Creek Mining District)
Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
      • Park Mining District (Whitecross Mining District)
[Opal-A var. Opal-AN] 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.
    • Mineral County
      • Creede 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.
    • Saguache County
Rocks & Minerals (July-August, 2002)
[Opal-A var. Opal-AN] Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
    • San Juan County
Desborough, G. A., Smith, K. S., Lowers, H. A., Swayze, G. A., Hammarstrom, J. M., Diehl, S. F., Leinz, R. W. and Driscoll, R. L. (2010): Mineralogical and chemical characteristics of some natural jarosites. Geochimica et Cosmochimica Acta, 74, 1041-1056.
 
Mineral and/or Locality  
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