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Stillwater At Half Speed

Stillwater Mining Company’s East Boulder platinum and palladium mine is back in operation, with its staff cut in half...

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Study Confirms Mercury Levels Safe in California's Gold Country


While the Water Board documented the selenium levels in fish and noted they exceed the levels of mercury, they have yet to acknowledge the numerous scientific studies that show selenium effectively neutralizes the effects of mercury.

Mining Reform and Congress


After years of negotiations between environmentalists and industry groups, observers say efforts to reform the 1872 Mining Law may finally pick up steam in Congress.

The Stonewall Jackson Mine, San Diego County, California


For obvious reasons southern California is not known historically for its gold mines. Gold production was concentrated heavily in the Sierra Nevada foothills in the northern part of the state. However, the high mountainous region of eastern San Diego County was the site of a number of productive hardrock gold mines, notably in the late 19th century.

Flood Plain Gold Deposits—What Are They Really?


We just completed a trip to another river, and yes, there was definite movement and redistribution of gravels, and other prospectors have seen this as well.

Extraction of Precious Metals Using Froth Flotation


Without this versatile group of technologies, we would be hard-pressed to produce the metals so critical to our modern way of life. The robust mining industry of today would literally not exist.

Gold Geochemistry: Where Does Gold Come From?


Prospectors often wonder why gold deposits in veins like it does. Why is one vein rich while another is barren, even though they are only a few hundred feet apart?

Making Adjustments to Catch Fine Gold


This fine gold that is so common is probably the most notorious for eluding our riffles and mattings.

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The Bawl Mill   • A Word From the Editor   • Reading A River: Finding The Paystreaks—Part II   • Placer Gold in the Ortiz Mountains   • Miners Discuss Struggles at NWMA   • Ask The Experts—Where to Take Sulfide Ore for Processing   • Ask The Experts—Where Would The Most Gold Tend To Be In This Deposit?   • East Coast Dredger Heads West - Part I   • Growing Pains of the Learning Curve   • Elko County Has Highest State Median Income   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices   • Pebble Deposit Reveals Mineral Potential

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