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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 ...
Gold-quartz-sulfide hydrothermal vein at the old Grant Mine, Fairbanks Mining District. The Fairbanks mining district is a gold-mining area in the U.S. state of Alaska. Placer mining began near Fairbanks in July 1902, after Felix Pedro (real name Felice Pedroni), an Italian immigrant and Tom Gilmore discovered gold in the hills north of the Tanana and Chena Rivers in 1901.
The Pogo mine is a gold mine in the state of Alaska. [2] By 31 December 2017 Pogo had produced 3.6 million ounces of gold at a grade of 13.6 g/t. Annual production for 2020 was 205,878 ounces. [1] At 31 December 2019 the mine had Proven and Probable Reserves of 1.5 million ounces of gold at a grade of 7.5 g/t . [3]
The ore occurs in quartz veins that occupy north-northwest-trending shear zones along the southern border of the Talkeetna Batholith. The veins contain: pyrite, arsenopyrite, molybdenite, galena, tetrahedrite and free gold. Stockpiled ore has been treated in a 150-TPD mill near the mine site.
Most of the gold recovered from the Admiralty mining district (which consists of Admiralty Island) is a by product of silver and base metal mining. The Alaska Empire underground lode mine recovered gold from quartz veins in metamorphic rocks. Discovered and staked in the 1920s, production of about 20,000 tonnes of 0.25 ounce-per-ton gold ore ...
The Willow Creek mining district at Hatcher Pass is historically the third-largest lode-gold producing district in Alaska, having produced 624,000 oz of gold. [9] Mining of placer gold deposits began in the Willow Creek mining district in 1906. Hardrock gold mining began a few years later from high-grade vein lode deposits. [10]
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Treadwall Mining. The Juneau gold belt is located in the southeastern portion of the U.S. state of Alaska.This belt is approximately 100 miles (160 km) in length, north/northwest-trending, [1] and extends from Berners Bay southeastward to Windham Bay, 60 miles (97 km) southeast of Juneau, and includes Douglas Island.
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