Rio Tinto Minerals will raise its talc prices 5%, effective July 15, 2011, for talc products from its Montana, Vermont and Canadian operations. The increase aims to offset the effects of a continuous rise in energy and fuel costs directly related to mining, processing, packaging and transportation, according to the company. “We have a strong track record of improving operating efficiencies and these efforts will continue,” says Kent Cutler, VP-sales, Americas.“At the same time, it is essentia...