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Tag Archives: DOZ Deep Ore Zone
6 Kilometers Underground
PTFI has several of the fastest growing underground mines in the industry. In 2017, when GBC (Grasberg Block Cave) begins production, it will be the largest underground hard rock mine in the world, and PTFI’s collection of GBC, DOZ (Deep … Continue reading
Posted in Ally Rose, Tembagapura
Tagged DMLZ, DMLZ Deep Mill Level Zone, DOZ, DOZ Deep Ore Zone, GBC, Grasberg Block Cave, PTFI, Underground Mine Tour
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