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Arizona Mines and Minerals Releases New Directory
April 1999 by Staff
The Directory of Active Mines in Arizona-1999, just released by the Arizona Department of Mines and Mineral Resources, reflects the strength and diversity of the Arizona mining industry.Blast From the Past
October 2022Amateur Miner Tells of Gold Mining Adventures in Plumas - ICMJ December 1940
Company Notes
Barrick Gold's Golden Sunlight mine; Everton Resources, Globestar Mining search for gold and copper in the Dominican Republic; NovaGold Resources' Galore Creek Project
Breccia Pipes
A breccia pipe, or chimney, is an irregular cylindrical mass of breccia that is often silicified and stands out as an iron-stained knob. They can be from a few feet to several hundred feet in diameter, and may or may not be mineralized.
Ask The Experts—Can you help explain the ratings in Melman On Gold & Silver?
Q: I’m a fairly new subscriber. I enjoy Leonard’s financial column but his ratings at the end don’t seem to make sense. He will highlight problems with the economy but rate it “Positive.” Why is that?
Detecting at the Sixteen to One Mine
A while back I was given a very special opportunity to take my metal detector to one of the most famous gold mines in all of California, the Original Sixteen to One mine in Alleghany.
Solar-Powered Placer Sampling Equipment
One hundred and seven years ago the world’s first electric-powered bucket line dredge started to work in Montana. This summer, Montana likely saw its first solar-powered Denver Gold Saver put to work.
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The Bawl Mill
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• Over the Divide
• Picks & Pans: Confessions of a Small Miner—Part II
• The Saga of Sand Mountain
• Nevada County Feeling Pain of Slumping Mining Industry
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• Increase in Silver Demand by Photography Industry
• Melman on Gold & Silver
• Looking Back
• Mining Stock Quotes and Mineral & Metal Prices
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