Reducing the Cost of Drill and Blast through Blast Design Optimisation Northparkes Open Cut Mine, Australia Page 1 | © Copyright Orica Limited Group www.oricaminingservices.com | Document reference: 100016 Site Profile Northparkes Mine – Open Cut is a Copper and Gold mine located 27 km north-west of the town of Parkes in Central New South Wales. NPM is a joint venture between Rio Tinto (80%) and the Sumitomo group (20%). Nort

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