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Looking Back
July 2005 by Staff
Excerpts from California Mining Journal, our original title, published 50 years ago this month.Melman on Gold & Silver
One of the largest conundrums we would point out is the matter of rising interest rates starting to take place in several nations.
Ask The Experts: How do I identify gold in hard rock that may be mixed with other metals?
Q: Aside from the softness scratch test and other methods of identification, what feedback would you have on identifying gold in hard rock that may be mixed with other metals that affect its color?
A Guide to Overlooked Gold Deposits—Part III
Most of the old large gold dredging operations used a trommel. The trommel consisted of a long metal cylinder made of heavy punch plate in which the small gravel, black sands, and gold would fall though holes and end up in banks of sluices.
Mining Stock Quotes and Mineral & Metal Prices
Prospecting for Copper Ores—Part I
Copper is one of the metals that form the backbone of our modern civilization. Copper is an essential part of every computer, cell phone, automobile and household appliance.
Gold at Mercury Mines
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There are numerous old mercury (quicksilver) mines in the central Coast Ranges of California, from San Benito County on the south to Lake County on the north, a distance of 225 miles.
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The Bawl Mill
• Our Readers Say
• The Montana Tunnels Discovery
• Spreading the Fever
• Forest Service Final Rule—When is a Notice or Plan Required?
• New Regulations for Major Precious Metal Dealers
• The Paradox Basin—Part I
• The Safety in Tax Deductions for Safety
• Understanding and Evaluating Desert Mineralization for Nuggetshooters
• A Search for Tantalum
• Copper is King in Arizona
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
