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Picks & Pans: Crevicing & Sniping for Placer Gold


Even though there has recently been a decline in the prices for most of the precious metals, an increasing number of amateur prospectors are still finding that prospecting for precious metals is an exciting, enjoyable, and sometimes profitable occupation.

Columbians Continue Search for Emeralds


Despite a drop in emerald production in Colombia, “green fever” still burns among miners who yearn to find a stone big or pure enough to answer all their worldy needs.

Legislative and Regulatory Update


• USFS Draft Reclamation Bond Guide needs your comments
• Colorado seeks ownership of rights of way
• Comments needed for Sierra Nevada EIS
• Roadless rule to stand, with a few changes

A Word from the Editor


Following the hundreds of delivery complaints we received regarding our January 2006 issue, the US Postal Service made a few suggestions to help stem the tide of late deliveries.

The Basics of Small-Scale Heap Leaching with Cyanide


In last month’s article I talked a bit about opportunities for heap leaching small hardrock deposits. This month I’m going to talk about the basics of putting together a heap leach project, including building the pad and leaching the ore.

Greaterville, Arizona


One of the best-known placer gold localities in southern Arizona is at Greaterville, 45 miles, by road, southeast of downtown Tucson. The site of mile-high Greaterville is in grasslands and oak woodlands, on the east flank of the Santa Rita Mountains.

Finding Gold With Copper and Turquoise


The signs of copper, which the prospector most commonly sees in the field in outcrops and on the surface, are secondary minerals caused by the action of air and water on the original copper-bearing sulfides that were deposited deep...

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The Bawl Mill   • Prospecting for Hardrock Platinum, Nickel & Copper Deposits   • An Answer to Endangered Salmon?   • Journeys in the Kingman Quadrangle—Part III   • Detecting in Australia's Etheridge Goldfield   • Silver Bonanza in the Sierra Madre: The Glorious Past of Batopilas—Pt I   • Another Successful Northwest Miners Rally   • California State Gold Panning Championships September 1-2, 2007   • The Next Crisis For America   • Melman on Gold & Silver   • Barrick Offers $10 Million to Unlock Silver Ore

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