gold ore mineralization

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• Gold mining in Alaska — Gold mining in Alaska, a state of the United States, has been a major industry and impetus for exploration and settlement since a few years after the United States acquired the territory from Russia. Russian explorers discovered placer gold in… …   Wikipedia

• Gold mining in the United States — has taken place since the discovery of gold at the Reed farm in North Carolina in 1799.In 2006 the United States produced approximately 8.360 million troy ounces (260 tonnes) of gold, making it the second or third largest gold producing nation,… …   Wikipedia

• Mineralization (geology) — For other uses, see Mineralization In geology, mineralization is the hydrothermal deposition of economically important metals in the formation of ore bodies or lodes . The first scientific studies of this process took place in Cornwall, United… …   Wikipedia

• Arizona breccia pipe uranium mineralization — During the late 1970s and through the 1980s, Mohave and Coconino County, Arizona, immediately north and south of the Grand Canyon and west of the Navajo Indian Reservation were explored for Arizona breccia pipe uranium mineralization. The search… …   Wikipedia

• Cortez Gold Mine — Cortez Gold Mine …   Wikipedia

• Broken Hill Ore Deposit — The Broken Hill Ore Deposit is located underneath Broken Hill in western New South Wales, Australia, and is the namesake for the town. It is arguably the world s richest and largest zinc lead ore deposit. Discovery The Broken Hill ore deposit was …   Wikipedia

• Carbonate hosted lead zinc ore deposits — World wide distribution of MVT deposits, (red), clastic sediment hosted (green), and unclassified (blue) lead zinc deposits. Source: USGS Carbonate hosted lead zinc ore deposits are important and highly valuable concentrations of lead and zinc… …   Wikipedia

• Uranium ore deposits — are ore deposits which constitute economically recoverable concentrations of uranium within the Earth s crust. DistributionThe distribution of uranium ore deposits is widespread, with sizeable deposits and mines in Australia (40% of EDR [cite… …   Wikipedia

• Henty Gold Mine — The Henty Gold Mine coord|41|50|S|145|40|E|type:landmark region:AU TAS|display=title is located at the head of the Henty River on the edge of the West Coast Range in Western Tasmania. It is approximately 30 km north of Queenstown. It is east of… …   Wikipedia

• Comstock Lode — Bonanza ore, Consolidated California and Virginia Mine, Comstock Lode The Comstock Lode was the first major U.S. discovery of silver ore, located under what is now Virginia City, Nevada, on the eastern slope of Mount Davidson, a peak in the… …   Wikipedia

• Asia — /ay zheuh, ay sheuh/, n. a continent bounded by Europe and the Arctic, Pacific, and Indian oceans. 2,896,700,000; ab. 16,000,000 sq. mi. (41,440,000 sq. km). * * * I Largest continent on Earth. It is bounded by the Arctic Ocean, the Pacific Ocean …   Universalium