alcoa bauxite mining

Bauxite mining in the United States

Bauxite mining in the United States produced an estimated 128,000 metric tonnes of bauxite in 2013 Although the United States was an important source of bauxite in the early 20th century, it now supplies less than one percent of world bauxite production..

Bauxite, Arkansas

In 1926, ALCOA built a community center in traditional Colonial style to serve as a boarding house and gathering place for the mining community in the town The structure still stands, and houses the Bauxite Museum, an informal collection of photographs, documents, and mining equipment from the mining era..

Bauxite (Saline County)

The story of Bauxite (Saline County) is largely the story of the bauxite mining industry Bauxite, the ore from which the town derives its name, and which is a key component in the production of aluminum, was discovered in great abundance in this area of central Arkansas in 1887 The company that became Alcoa, which mined the ore, not only provided plants and mills but also provided a ...

Bauxite Mining

Alcoa Mining Company and Reynolds Metals Company had refineries located near Bryant (Saline County) However, early in 1982, the Reynolds Company closed and disassembled its Hurricane Creek Plant; the former operated the company-run town of Bauxite ,..

Bauxite Mining and Alumina Refining

May 08, 2014· Bauxite mining and alumina refining are the upstream operations of primary aluminum production This review article describes the industrial processes of bauxite mining and alumina refining and outlines the physical, chemical, biological, ergonomic, and psychosocial health risks..

Alcoa's Jamaican bauxite operations

Sep 27, 2013· High above the plateau at Jamaica's Mount Oliphant is a technology that would traditionally be more at home in ski resort than at a bauxite mine in the Carib...

Halco Mining

Halco Mining is an aluminium company based in GuineaThe company is organized under the laws of the state of Delaware in the United StatHalco is the 51% owner of the stock of Compagnie des Bauxites de Guinee, the primary aluminium mine and smelter operator in Guinea, known as CBG The consortium was established in 1962 by Harvey Aluminium Company to mine bauxite deposits in the ,..

Bauxite miner Alcoa joins ICMM

Alcoa said it had been recognised for "using advanced practices through all stages of operations" in bauxite mining; this included "industry-leading rehabilitation methods" in areas with high biodiversity value It currently operates bauxite mines in Brazil and Australia and has joint venture mines in Guinea and Saudi Arabia..

Bauxite Mining

Bauxite is the principal ore of aluminum and is a mixture of aluminum oxides and hydroxides that formed from intense chemical weathering of a soil in tropical environments Soils formed under these conditions are termed laterit In Arkansas, the aluminum-enriched soils are the result of the decomposition and lateritic weathering of nepheline syenite, an intrusive igneous rock..