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The Furnace Atmosphere During the Fire Assay
January 2001 by Dr. Ralph E. Pray
It has been claimed that the introduction of excess air to the assay furnace during sample fusion can materially increase the gold yield. Testimony by expert witnesses for the defense in recent federal hearings dealing with the dependability of the gold fire assay includes data purported to show this.China Closing More Than 1,000 Mines
It was only a few years ago that China was taxing and limiting quantities of exports for rare earths in an effort squeeze the market, drive up prices and extract the most in the way of income.
Ask the Experts
Q: Would a mining company be interested in this area for just the magnetite?
The North Star Mine
Back in the early 1800s, there was a gold mine being dug in a mining community called Garden Valley. Garden Valley is located northeast of Sacramento, between Georgetown and Coloma. They called it Garden Valley because there were some miners who thought there might be more money in growing and selling vegetables than in mining for gold.
Gold In The Midwest—Part III: Iowa, Missouri, and Kansas
In this continuation of the Midwest gold series we are going to take a look at the states of Iowa, Missouri, and Kansas, look at possible locations within these states to find gold and talk about areas where gold has been found in the past.
Gary It's There
This year was a test. We had never done anything like this before, yet we grossed $30,000 in the short time we had to mine.
Prospecting in Tennessee
As soon as I learned that there was gold in Tennessee I just had to go find some.
The Bawl Mill
• More power to ya, Gov. Davis
• New Mayor flashes, I mean, clashes with local law enforcement
• Our tax money at work
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• Metal Detecting Within the Cordillera for Gold Placers Associated With Tertiary Epithermal Ore Deposits
• Picks & Pans: An Exciting Hobby
• Prospecting for Silver With a Geiger Counter
• The Hanging Tree
• Gold in Chihuahua, Mexico
• ICMJ 10th Annual Photo Contest Results
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Looking Back
