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Gifts of Gold for University of Zimbabwe

Rege Podraza with gifts for Zimbabwe minersThe design of the makorokoza’s handmade wooden pans has not changed over the centuries. Until Rege introduced it to them they had seen nothing like a spiral wheel concentrator.

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Mining Stock Quotes and Mineral & Metal Prices


Mining Stock Quotes and Mineral & Metal Prices


Proper Assaying of Placer Samples


The whole purpose of sampling mineralized ground is to measure the values in a small volume of material that would be representative of a much larger volume of similar material. The key word is representative. Chemical and fire assaying will not accurately represent placer deposits by themselves.

Tips for Detecting Old Hydraulic Pits


There are several counties around Shasta County that offer very good gold detecting. Many of these locations are old hydraulic pits. While detecting these old pits over the years I have come up with some ideas on how to go about hunting them.

Identifying the Noble Metals Simple Tests That Work


Using a porcelain evaporating dish, place concentrates or head ore, equal to a tablespoon, in 60cc of aqua regia. Boil almost to dry, then add 10cc HCl (hydrochloric or muratic acid) and heat for a few minutes, and then add 30cc of water and bring to boil. Let cool while the solids are being allowed to settle. Using a pipette...

Ask The Experts - Concern that gold and silver aren’t considered critical?


Legislative and Regulatory Update


• California suction dredging regulations
• Draft Coho recovery plan for Southern Oregon, Northern California
• Sage-grouse

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The Bawl Mill   • Legislative and Regulatory Update   • Drive Under Way to Restore the Rights of Suction Dredgers   • Abbey Confirmed As BLM Director   • Flood Stage—The Key to Reading a River   • Noted Geologist Murdered in Kenya   • South Yuba River Recreational Area   • Rio Employees Face Trade Secrets, Bribery Charges   • Pocket Mining Potential in Nevada's East Humboldt Range   • Company Finds Gold in Wyoming’s Rattlesnake Hills   • The Economic Impact of Suction Dredging in California   • Bucket Line Dredges   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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Interview With A Coho Salmon

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