Sinova Global, a silicon metal producer with operations in Canada and the US, announced on Thursday it is re-opening the Sinova quartz quarry near Golden, British Columbia. The quarry is fully ...

A long-festering battle over a marble mine in the Crystal River Valley has taken a twist that threatens to permanently shut down the operation before it ever gets scaled up to industrial level. Mystic ...

Rocky Mountain Industrials (RMI) was ordered to stop mining by the U.S. Department of the Interior in a Jan. 3 letter citing permit violations and a lack of evidence of market development. RMI, which ...