MINING giant Rio Tinto will start exploring for copper in China with partner Chinalco, it said last week, announcing that the exploration joint venture (JV) had been officially registered and cleared for operation.China's Industrial and Commercial Administration approved the registration, paving the way for the JV, dubbed CRTX, to start conducting its business in that country.The venture would initially focus on copper exploration, but planned to expandinto coal and potash in the future.
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