Large Scale Mining
NWMA Show
January 2012 by Chris Ralph
Every year the Northwest Mining Association holds an industry trade show. Many vendors are on hand, and there are many presentations given. With thousands of folks in attendance it’s not hard to get a pulse on what is happening in the mining industry.How to Refine Silver—Pt I
Silver refining has been used from ancient times to change the characteristics of the metal. Early metallurgists refined silver by heating it a couple hundred degrees above its melting point and holding the metal at an elevated temperature for a period of time.
Comstock Mining Gets Approval
The approval, which affects 87 acres on the south end of Silver City, allows the company to move forward with exploration to determine the area's mining potential.
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.
Vehicles Equal Moving Deductions for Mining Operations
Knowing how and when to deduct the cost and expenses of the vehicles used in the prospecting or mining operation can have significant tax implications.
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.
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The Bawl Mill
• Southwest Alaska Gold Project Progresses
• Good Assays and Bad
• Where to Find Gold in Indiana—Part II
• Who is a Qualified Person?
• Time Well Spent
• Reality of the Klondike
• River Dredging vs. Creek Dredging—Part II
• Pot Hole Gold
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices