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Gold Near Boulder, Colorado
July 1999 by Edgar B. Heylmun, PhD
Several mining districts near Boulder, Colorado mark the northeast end of the 240-mile-Iong Colorado Mineral Belt, which cuts diagonally across the Rocky Mountains.Mining Companies Use Conservative Valuations
Gold mining companies are being conservative in asset valuations despite recent spikes in gold prices in terms of US dollars, according to a survey by PricewaterhouseCoopers.
Dredging Alternative: High Banking
The hope was that a bit of the gold from that famous old pocket mine had worked its way down the slope of the hill and into the gravels Pat and his crew were planning to mine.
Fake Assays & Assayers
There may be as many crooked gold assayers in the Southwestern U.S. as there are self-employed honest ones. Right now it looks that way. What can be done to stop the crooks? Why do the scams continue? How can you tell the difference between the good guys and the half-assayers? Who are the crooked ones? Where are they?
Gold Prospecting for Better or Worse: In A Tight Spot
My right rib cage took the brunt of the blow from the fall, which left me feeling partially paralyzed and in immense pain.
Legislative and Regulatory Update
Suction dredging court cases in California linger on
Ask The Experts—Extraction of micro gold from black sands
I know big mining companies use cyanide and other leach systems to recover gold from ore. Is this the only economically feasible way to recover the values?
Wyoming's Billion Dollar Nugget—The Trilogy Ends
Our testing over the past 15 years was to confirm or deny the USGS report completed in 1978. Besides the half acre test dig, we completed many additional test digs by hand and with the backhoe.
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