Brief Description: Hidden Valley is an openpit mine consisting of the Hidden Valley, Kaveroi and Hamata orebodies. Products: Gold and silver doré. Geology/Mineralisation: The major gold and silver ...

Harmony Gold Mining Co. (HAR.JO) said Thursday that the planned shutdown of its Hidden Valley mine in Papua New Guinea was completed two weeks ahead of schedule and ore processing began again on ...

Development at JSE-listed gold mining major Harmony Gold’s first offshore greenfield project, Hidden Valley, continues to present challenges because of its remote location and lack of ...

Hidden Valley mine in Papua New Guinea was down 26% to 60,153 ounces against the comparable period as a result of geotechnical issues which prevented the effective mining of stage 6 of the open ...

The Big Bell mine, hidden at the bottom of Chloride Cliff, has remained untouched by time since it was abandoned in 1941. The mine's original owner gambled the mine away in a game of roulette.

Mining, gambling and a dance hall: The story behind a hidden Death Valley abandoned mine hike. The ruins of the Big Bell Mine are a living documentation of unrealized ambition.

The mine jeopardizes the county’s investment in the river, so it makes no sense. Experts agree that Eagle County has a 40-60-year supply of gravel permitted and in active extraction. The nearby Hidden ...

The Hidden Valley mine has been allocated close to ZAR600 million and studies are underway to determine if we can extend the ...

Name: Hidden Valley mine. Location: The Hidden Valley operation is located 90 km south-west of Lae, Papua New Guinea’s (PNG’s) industrial hub and second-largest city, in Morobe province.