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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 in 1867 from the Russian Empire. Russian explorers discovered placer gold in the Kenai River in 1848, but no gold was produced.
The Sumdum mine is one of the largest lead and zinc mines in United States. [1] The mine is located in north-western United States in Alaska . [ 1 ] The mine has reserves amounting to 24 million tonnes of ore grading 0.37% zinc and 79.1 million oz of silver.
Surpassing 7 million ounces in 2016, Fort Knox is the largest producer of gold in the history of the state of Alaska. [10] [11] The mine's life is expected to extend to 2027 following a $100 million expansion investment announced in 2018, increasing life-of-mine production by about 1.5 million gold equivalent ounces. [12]
The Ruby–Poorman mining district in the U.S. state of Alaska produced nearly a half million ounces of gold, all from placer mines. Some of the largest gold nuggets found in Alaska are from the district, which lies along the Yukon River. [1] The placers are mostly deeply buried, and most were originally worked with shafts and drifts.
The Nome mining district, also known as the Cape Nome mining district, is a gold mining district in the U.S. state of Alaska.It was discovered in 1898 when Erik Lindblom, Jafet Lindeberg and John Brynteson, the "Three Lucky Swedes", found placer gold deposits on Anvil Creek and on the Snake River few miles from the future site of Nome.
The Willow Creek mining district, also known as the Independence Mine/Hatcher Pass district, is a gold-mining area in the U.S. state of Alaska. Underground hard-rock mining of gold from quartz veins accounts for most of the mineral wealth extracted from the Hatcher Pass area. The first mining efforts were placer mining of stream gravels, and ...
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It is located within the boundaries of the Red Dog Mine census-designated place in the Northwest Arctic Borough of the U.S. state of Alaska. The mine is the world's largest producer of zinc and has the world's largest zinc reserves. [1] [2] Red Dog accounts for 10% of the world's zinc production. [3]