 | | Book (edition) | | marketed as a cutting material called Apache gold or Geronimo's gold. A large quantity of this material came...is a former underground lead-copper-silver-zinc-gold mine discovered in 1890 and operated until 1955...The Flying Saucer Group is a tungsten-molybdenum prospect, which is located 2.6 miles west of Wickenburg...that regionally are related to the tungsten and/or gold mineral systems. Peraluminous refers to a geochemical...used in ultraviolet prospecting of tungsten and gold deposits. Scheelite is widely distributed in Arizona |  | | Book (edition) | | chalcotrichite Dioptase and wulfenite Fluorite on dioptase Gold Graernite and cuprite Groutite Hemimorphite Kinoite...wealth through the years, exploitation of the ores of gold, silver, lead, zinc, molybdenum, uranium, mercury...mineral reported is in or near a mine or mineral prospect. The pace ofgeological and mineralogical activity...Initially, exploration targeted the precious metals, gold and silver, then focused on copper and eventually...and military men made the early discovery of rich gold placers and silver-lead deposits. Around these discoveries |  | | Book (edition) | | Cuprite Cyanotrichite Delafossite Dioptase Gismondine Gold in quartz Hemihedrite penetration twin Herschelite...wealth through the years, exploitation of the ores of gold, silver, lead, zinc, molybdenum, uranium, mercury...mineral reported is in or near a mine or mineral prospect. The pace of geological and mineralogical activity...Perite Perovskite Pharmacosiderite Phillipsite Phlogopite Phosphosiderite Phosphuranylite Picrochromite...percent of the total United States copper production. Gold and silver in amounts of about 100,000 ounces and |  | | Report (issue) | | Mineral commodities-Continued Metals-Continued Gold, by M. H. Bergendahl and Robert G. Stansfield__...Introduction___________________________ Principal gold deposits of Appalachia______ Characteristics of..._ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 99. Principal gold-producing areas in the Appalachian Region______...States and the Appalachian Region, by classes of operation and degrees of preparation, in 1964 _________..._ _ Production of gold, 1905-64 ___________________________________________ _ Gold-mining properties | | | Book (edition) | | Cuprite Cyanotrichite Delafossite Dioptase Gismondine Gold in quartz Hemihedrite penetration twin Herschelite...wealth through the years, exploitation of the ores of gold, silver, lead, zinc, molybdenum, uranium, mercury...mineral reported is in or near a mine or mineral prospect. The pace of geological and mineralogical activity...percent of the total United States copper production. Gold and silver in amounts of about 100,000 ounces and...biotite roxenes, or amphiboles. Molybdenum, gold, and silver, while they are in small concentrations | | | Book (edition) | | chalcotrichite Dioptase and wulfenite Fluorite on dioptase Gold Graemite and cuprite Groutite Hemimorphite Kinoite...wealth through the years, exploitation of the ores of gold, silver, lead, zinc, molybdenum, uranium, mercury...mineral reported is in or near a mine or mineral prospect. The pace of geological and mineralogical activity...Initially, exploration targeted the precious metals, gold and silver, then focused on copper and eventually...and military men made the early discovery of rich gold placers and silver-lead deposits. Around these discoveries |
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