Hidden Valley is an open pit gold-silver mine located in Morobe Province of Papua New Guinea. Newcrest and Harmony Gold Mining of South Africa own the mine through a 50/50 joint-venture (JV) called Hidden Valley JV (HVJV), which is one of three JVs between Newcrest Mining and Harmony Gold, collectively known as the Morobe Mining JVs (MMJV).
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