Borates
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Rio Tinto Minerals, through Rio Tinto Borax, operates California's largest open pit mine in Boron, California, which produced 538,000 tonnes of borates in 2006.
Rio Tinto Minerals also mines borates in the high deserts of Argentina's Salta province, with operations at Tincalayu, Sijes and the dry lake beds of Salar Cauchari and Salar Diablillos, located more than 14,000 feet above sea-level. Borates mined in Argentina are processed at the refinery at Campo Quijano.
The following table presents key data about Rio Tinto Minerals operations in the world:
| Operation | Rio Tinto share | Commodity | Total annual production, '000 tonnes (as at December 31 2007) |
|---|---|---|---|
| Rio Tinto Minerals - Boron (US) | 100.0% | Borates | 541 |
| Rio Tinto Minerals (Argentina) | 100.0% | Borates | 19 |
| Rio Tinto share of total borates production, '000 tonnes (as at December 31 2007) | Borates | 560 |
Pilbara trucks turn pink
- Rio Tinto's men of iron in the Pilbara of Western Australia have got in touch with their feminine side, in aid of Purple Bra Day on 13 June 2008.
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Communities of practice
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