Source:
Post Courier 
Hidden Valley is an open-pit, gold-silver mine and processing plant located in Morobe Province. It is, approximately 210 kilometres north-north-west of Port Moresby and 90 kilometres south-southwest of Lae.
The mine is a 50:50 joint venture between Harmony Gold and Newcrest Mining Limited.
Newcrest bought an initial 30% stake in Harmony’s PNG assets in July 2008 for US$229 million and sole funded exploration, development and construction costs in the joint venture area for around US$300 million in 2009 to earn-in an additional 20%. Newcrest formally reached a 50% stake in the joint venture on 30 June 2009.
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News
Hidden Valley mine gets thumbs up
Source:
Post Courier Watut River communities want answers about Hidden Valley mine pollution
Source:
Ramu Nickel Mine Watch Boycott - mine commissioning to go ahead without landowners
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Post Courier Hidden Valley environmental issues
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Malum Nalu blog Harrowing photos a grim reminder of the dangers of mine waste
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Ramu Nickel Mine Watch Hidden Valley miner admits major environmental damage
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Ramu Nickel Mine Watch Locals to take action
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Post Courier Hidden Valley mine admits environmental damage
Source:
Papua New Guinea Mine Watch Hidden Valley production down
Source:
The Australian 
