Large Scale Mining
Managers at Fault for Two Deaths at Meikle Mine
December 2011 by Associated Press
Two miners were killed in an accident partly because someone wedged a broom handle against a reset button to bypass an alarm that would have shut down the system, federal safety investigators said.How to Refine Silver—Pt II
Silver recovery from low-level solutions is frequently done in a cell that has a cathode with 2 to 5 or more times the surface area as the anode.
Critical Metals: Zinc
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.
GMV Minerals and Guyana Gold
Guyanese gold deposits occur in deformed and metamorphosed greenstones made up of alternating mafic to felsic volcanic and sedimentary rocks intruded by granitoid basoliths and stocks.
Determining The Optimal Crushing Size for Gravity Recovery
It’s not easy to figure out what is best without testing, and so a certain level of confusion has developed about how small the ore ought to be crushed.
Nevada Miners: Check Your Claim Markers
The Nevada Senate introduced SB108 in 2009 to prohibit PVC piping utilized by miners to stake mining claims.
Hecla to Reopen Lucky Friday Mine
Heclas’s underground Lucky Friday Mine in Idaho is scheduled to reopen following a series of accidents, which included the death of two miners.
Legislative and Regulatory Update
- NEPA comments due
- Update on latest US Supreme Court suction gold dredging appeal
- Washington State tries to restrict suction gold dredging
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• Cold Water Gold
• River Dredging vs. Creek Dredging—Part I
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