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Sep 08, 2020 Jul 28, 2021 At the Astrolabe mineral field near Port Moresby, massive copper ore was mined from 1907 to 1926 at the Laloki and Dubuna Mines and transported by light rail and aerial ropeway to a smelter near the Tahira Inlet wharf. Two other mines provided ore for another smelter from 1938 to 1942 (Davies, 1992; Williamson, 1982). In the German New Guinea.
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