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Massive Sulfide Deposits in Oregon

This article deals with massive sulfide deposits in the Klamath Mountains of southwestern Oregon, but it applies to massive sulfides found in California as well.

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High Court to Reconsider Wilderness Water Rights


The Idaho Supreme Court agreed on November 30 to reconsider its controversial split decision to award the federal government the rights to all unappropriated Salmon River water flowing through three central Idaho wilderness areas.

Legislation and Regulation


Ask The Experts - Why Isn't There A Dual Coil Detector?


How to Utilize Assays and Evaluate Results


Assay furnace - photo courtesy Inspectorate AmericaAsk the lab manager how your ores will be tested, and ask to see the equipment that will be used. If you are told it’s a secret that can’t be explained, you need another assayer.

Mohave County, Arizona: The Oatman/San Francisco Mining District


The Oatman/San Francisco Mining District’s historic gold production of 2.2 million ounces of gold since the 1880s makes this area Arizona’s greatest primary gold producing district.

Melman on Gold & Silver (2008 Year in Review)


Melman article chart.Our December issue is when we take a look backward at the year nearing completion, and this year is no exception. When we do look backward over the past eleven months, all we can say is, “What a year this has been!” And that isn’t meant in a positive...

Ask The Experts: How to remove precious metals from lead?


I have a large amount of precious metals, gold and silver, mixed in with lead. Cupelling is expensive. What method can I use to extract the gold and silver without cupelling?

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The Bawl Mill   • A Word from the Editor   • Under the Guise of Environmental Protection—EPA Revealed   • The Centennial Lode and the Centennial Ridge District, Wyoming   • Company Notes   • Picks & Pans—In Search of Nome Creek Gold   • Recreational Dredging on the South Yuba River   • The Trapiches of Chile   • Tales of Liberty Gold   • Drywashing Alluvial Placers   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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