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William Boyce Thompson bought the old Silver Queen Mine in 1910, and by 1912, the new Magma Copper Company was in production running the operations of the Silver Queen Mine. The Magma Copper Company became one Arizona's greatest copper producer after the silver vein of the Queen Silver Mine dried and ran out. [2] [3] [4] [5]
Resolution Copper has proposed to give the federal government 5,376 acres (21.76 km 2) of environmentally sensitive land in Arizona in exchange for the 2,422-acre (9.80 km 2) oak flat federal parcel, [12] which includes the Oak Flat Campground (protected since 1955) and several outdoor climbing sites including the Mine, Atlantis and the Pond.
English: The Hotel Magma, is a historic hotel located at 100-130 Main Street between North Magma Avenue and Magma Alley in Superior, Arizona. The hotel's initial structure is a two-store reinforced concrete building at 100 Main Street. An adobe addition was built in 1916, but collapsed in 2007.
The Hotel Magma, is a historic hotel located at 100-130 Main Street between North Magma Avenue and Magma Alley in Superior, Arizona. The hotel's initial structure is a two-store reinforced concrete building at 100 Main Street. An adobe addition was built in 1916 but collapsed in 2007. In 1923 a brick addition, labelled "Macpherson's Hotel Magma ...
A 300-ton-per-day concentrator was built in 1914. In 1915, a narrow-gauge railway connected Superior with the Southern Pacific Railroad, which was converted to standard gauge in 1923. A smelter was built in 1924. [12] After 71 years of production, the Magma mine closed in August 1982 due to high operating costs and declining copper prices.
Exploration in 2001-2003 resulted in the discovery of a large copper ore body some 7,000 feet (2,100 m) beneath the surface of lands just three miles (4.8 km) east of Superior. If the mine is eventually reopened, it is highly likely the Magma Arizona will be revived to transport the one billion short tons (910,000,000 t) of ore to off-site ...
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The arboretum was founded by William Boyce Thompson (1869–1930), a mining engineer who made a fortune in the copper mining industry. He was the founder and first president of Inspiration Consolidated Copper Company at Globe-Miami, Arizona and Magma Copper Company in Superior, Arizona. In the early 1920s, Thompson, enamored with the landscape ...