Mesa J

Location	200 kilometres south west of Karratha
Operation	Open pit operation with site-based processing and train loading facilities
Working arrangements	Employees are residential and live in nearby Pannawonica
Capacity	7 million tonnes per annum
Products	Robe Valley pisolite ore
Geology	Channel Iron Deposit
First year of operation	1992
Ownership	Mesa J is owned by Robe River Iron Associates of which Rio Tinto has a 53 per cent operating interest.
Assets	Dozers: • Komatsu WD900 • D10R, D10T Dump Trucks: • Cat 785C, 789C Excavators: • Hitachi, EX450, EX1900, EX3600 Graders: • Cat 16H, 24H Loaders: • Komatsu WA500, WA900, WA1200 • Cat 926, 928, 950, 992G Water Truck: • Cat 777 Drills: • DM-M3, Pit Viper
Local government	Shire of Ashburton http://www.ashburton.wa.gov.au/

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