Large Scale Mining
Critical Metals: Zinc
May 2014 by Chris Ralph
In this article, part of an ongoing series taking a look at critical metals in our economy, we will examine the mining and use of the metal zinc.
EPA Recommends Against Reissuing Permit for PolyMet Mine
PolyMet contends the project will actually reduce mercury and sulfate discharges into the St. Louis River watershed because it will clean up an old iron mining waste pond at the processing plant site.
Lithium Fuels Hopes Around Salton Sea
The lake is at the southern tip of the San Andreas Fault, which has shifting tectonic plates that bring molten material closer to Earth’s surface. The only other part of the US known to have more geothermal brine available is on the fault’s other end in Northern California.
Nevada Miners: Check Your Claim Markers
The Nevada Senate introduced SB108 in 2009 to prohibit PVC piping utilized by miners to stake mining claims.
Environmental Analysis Starts for Proposed Idaho Gold Mine
“We feel that we can clean up an area that has been abandoned after 100 years of mining,” Lyon said.
Gold and Silver Deposit May Be World's Largest
A crater in an undersea volcano off Japan may contain the world's largest gold nugget ever found...
Angkor Gold's Cambodia Projects
Several nations around the world are working diligently to make their countries more attractive to resource development as a means of improving economic development. One such nation is Cambodia, located west of Vietnam, south of Laos and due east of Thailand.
Prospecting for Copper Ores—Part II
Copper is a critically important metal that we need to run our modern electronic society, and the long term outlook for this metal is for a steady increase in price.
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