PINTO VALLEY OPERATION (P. V. UNIT)
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Property NewsFebruary 14, 2012 BHP Billiton announced the restart of mining at the PINTO VALLEY OPERATION (MIAMI UNIT), located in USA. April 21, 2010 The Pinto Valley operations were placed on care and maintenance in February 2009. June 30, 2005 It was still on care and maintenance status except that the SX-EW units were processing leach solutions that continued to be cycled through the leachable resources.
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