Melbourne, Australia-Orica Limited reports that it has approved the establishment of a 300,000 mt/y ammonium nitrate plant in Bontang, East Kalimantan, Indonesia. The estimated capital cost of the investment is likely to be approximately US$550 million. Orica says the new plant complements its existing strong market position and enables it to participate in and support the further growth of the Indonesian mining industry. The investment will be made through Orica’s joint venture company, PT Kaltim Nitrate Indonesia.