All Articles
The Basics of Small-Scale Heap Leaching with Cyanide
August 2007 by Chris Ralph
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.
Lode Gold in Nicaragua
Nicaragua, a Central American country about the size of Iowa, has not been a major gold producer, yet the nation is filled with lode gold occurrences. Natural and man-made disasters have made the country one of the poorest in...
Judge Tosses Lawsuit Against Tucson-Area Mine
A federal judge has tossed a lawsuit filed by opponents of a Tucson-area mine that had accused the US Forest Service of violating two federal laws in its handling of the mine issue.
Ask The Experts—Should I choose gold, silver or mining stocks?
Q: Have you guys published any articles on investing? How do I decide where to put my money? Should I choose gold, silver or stocks?
Old Mine Sites and New Technology
We’ve had two trips to the deserts of Nevada and explored mines and mill sites, hiked miles of ravines in California, and swung our detector coils over thousands of square yards of bedrock.
Sierra County Gold—Part II
...we will continue our examination of the rich streams and mining districts, and then take a look at some of the big nuggets that have been found here.
Let’s Go Crevicing for Gold
People have been looking for gold in every manner possible since the big gold boom in 1849, so what chance do we have of getting anything in today’s world where literally thousands of prospectors and fortune seekers have been before us?
Fabulous Florence—The Golden Town of Idaho
In September 1861, on a round-about prospecting journey homeward, five California gold miners discovered gold in the area now called Florence. While watering the horses, one of the men noticed a golden color on a piece of slate bedrock in the stream...
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The Bawl Mill
• Ask the Experts
• Will California Dredging Survive?
• Prospecting For Gold—The Osborne/Herman Hardrock Mine
• Journeys in the Kingman Quadrangle
• From Spanish Mine to Modern-Day Exploration: The Historic Gold-Silver Camp of Palmarejo
• Spanish Police Seize Ship in Treasure Fight
• Looking Back
• Gold Mine Proposed in Jefferson County
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
