Identifying leak locations and mapping contaminant plumes enables effective source control and remediation. Using vertical ...

Hecla Mining Company (NYSE:HL) today announced that the U.S. Forest Service has issued the final decision notice and finding of no significant impact for the Company's 100% owned copper-silver Libby ...

1,265,900 ounces of gold in Inferred Resources within 32.2 million tonnes grading 1.22 g/t Au, representing 42.2% of total resources.

The Indiana Department of Natural Resources has sent a corrective action letter to the owner of the old AMAX Ayrshire mine ...