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This list of gold mines in the United States is subsidiary to the list of mines article and lists working, defunct and future mines in the country and is organised by the primary mineral output. For practical purposes stone, marble and other quarries may be included in this list.
Company/Organization Sector Local Full-time Employment Ohio State University* Education: 29,685 The State of Ohio* Government: 22,030 JPMorgan Chase: Financial Activities: 16,975 OhioHealth* Health Care: 16,000 Nationwide* Financial Activities: 11,235 United States Government: Government: 10,800 City of Columbus* Government: 8,653 Columbus ...
GFS Chemicals Inc, formerly known as G. Frederick Smith Chemical Company, [1] is a privately owned fine and specialty chemical company with headquarters in Powell, Ohio and manufacturing facilities in Columbus, Ohio. It was founded by G. Frederick Smith in Urbana, Illinois in 1924, and moved to Columbus, Ohio in 1928. [1] [2] [3]
Britannia Mining and Smelting Co. Ltd. (1904–1963 ... one of the largest placer gold mines in the world [8 ... Consolidated Mining and Smelting Company: 1894–1962
Garfield Refining is a Philadelphia, Pennsylvania based refinery specializing in the purchase of precious metal, including gold, silver, platinum and palladium. The company was founded in 1892 and was originally called Eastern Smelting. [1] In 1928, it was purchased by the Garfield family.
In addition, the firm is the eighth largest copper smelting company. The firm ranks among the world's largest producers of molybdenum, silver, and zinc. The company is a major producer and refiner of copper, molybdenum, zinc, silver, lead, and gold, and operates mines and smelters in Mexico and in Peru, in the Andes mountains southeast of Lima.
Gold occurs principally as a native metal, i.e., gold itself.Sometimes it is alloyed to a greater or lesser extent with silver, which is called electrum.Native gold can occur as sizeable nuggets, as fine grains or flakes in alluvial deposits, or as grains or microscopic particles (known as colour) embedded in rock minerals.
According to the company's 2018 annual report, the Vancouver-headquartered Teck Resources is a "diversified resource company" that focuses on "steelmaking coal, copper, zinc and energy", [1]: 1 with ownership or interests in thirteen "operating mines, a large metallurgical complex, and several major development projects in the Americas."