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ASARCO (American Smelting and Refining Company) is a mining, smelting, and refining company based in Tucson, Arizona, which mines and processes primarily copper. The company has been a subsidiary of Grupo México since 1999. Its three largest open-pit mines are the Mission, Silver Bell and Ray mines in Arizona. Its mines produce 350,000,000 to ...
The Ray mine is a large copper mine in Pinal County, Arizona, near the town of Kearny, in the southwestern United States. ASARCO , a subsidiary of Grupo México , currently owns the mine, which it acquired from Kennecott Copper in 1986.
Hayden Smelter is a copper smelter at Hayden, Arizona, owned and operated by ASARCO. It has a 305 meters (1,001 feet) tall chimney, which is the tallest free-standing structure of Arizona. It processes copper from the Ray mine.
In 1952, Asarco began open pit operations in the region, and in 1954 it founded a new town - named Silver Bell - four miles to the southeast of the original town site. [1] Silver Bell survived in its new form from 1952 through 1984. Mining operations at the Silver Bell Mine eventually ceased in 1984, and the town was disbanded.
Chevron Products Company Issues New Case Study Highlighting Performance of Delo® Engine Oil at ASARCO Mine -- Delo 400 Multigrade SAE 15W-40 Delivers 21,900 Hours of Life in MTU 4000 Engine ...
Surrounded by copper mines, and near the cycling, hiking and birding areas of the Santa Rita Mountains, Green Valley is an unincorporated retirement community composed of 59 Homeowner Associations. The largest of the mines are the Sierrita Mine owned by Freeport-McMoRan [ 4 ] and the Mission Mine of ASARCO .
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.
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