All Articles
The Ancient History of Gold
December 2002 by Edgar B. Heylmun, PhD
Man was aware of the presence of gold over 7,000 years ago, and it probably did not take him long to find out that gold was malleable and resistant to corrosion. He no doubt learned, at an early date, that objects could be fashioned from gold.Additional articles that might interest you...
Utah's Crescent Creek Placers
November 2009
The Crescent Creek placers are considered to be one of Utah's few commercial grade placers, but they are marginal and difficult to work at a profit.
The Crescent Creek placers are considered to be one of Utah's few commercial grade placers, but they are marginal and difficult to work at a profit.
SB 838 and the Future of Mining in Oregon
February 2014
The verbage is SB 838 is vague and ambiguous to say the least. As a result, there is quite a bit of misinformation floating around the rumor mills.
The verbage is SB 838 is vague and ambiguous to say the least. As a result, there is quite a bit of misinformation floating around the rumor mills.
Using Microbes for Mining
December 2004
An innovative project enlisting bacteria for minerals recovery has drawn praise from researchers as it begins its second phase.
An innovative project enlisting bacteria for minerals recovery has drawn praise from researchers as it begins its second phase.
The Small Hardrock Mill—Part I
July 2006
Ore dressing is of prime importance to the operator of a small hardrock gold mine. No, Virginia, ore dressing has nothing to do with dressing in the latest spring dresses, or the stuff that gets forced into the turkey on Thanksgiving. It refers to the method of processing ore to extract the valuable minerals contained in the rock—in the case of this series of articles, gold and silver.
Ore dressing is of prime importance to the operator of a small hardrock gold mine. No, Virginia, ore dressing has nothing to do with dressing in the latest spring dresses, or the stuff that gets forced into the turkey on Thanksgiving. It refers to the method of processing ore to extract the valuable minerals contained in the rock—in the case of this series of articles, gold and silver.
Bella's Birthday Nugget
September 2008
...under Oakie Jim’s leadership, Lunker Hill was to become a textbook operation of using handheld very low frequency (VLF) and pulse induction (PI) metal detectors to recover placer gold...
...under Oakie Jim’s leadership, Lunker Hill was to become a textbook operation of using handheld very low frequency (VLF) and pulse induction (PI) metal detectors to recover placer gold...
Picking Our Way Through Bedrock
December 2015
Once again the coil was put over the spot but the target was in the pile now. I pinpointed, grabbed a handful of dirt and began sprinkling it over the coil until I heard that mild thud.
Once again the coil was put over the spot but the target was in the pile now. I pinpointed, grabbed a handful of dirt and began sprinkling it over the coil until I heard that mild thud.
The Guaniamo Diamond Area, Venezuela—Part II
August 2010
The apparent high grade of the ore deposits and the quality of the diamonds seem to clearly indicate that a profitable mining venture could be established on the kimberlite sills...
The apparent high grade of the ore deposits and the quality of the diamonds seem to clearly indicate that a profitable mining venture could be established on the kimberlite sills...
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The Bawl Mill
• Original Sixteen-to-One Mine Fights On
• Solar-Powered Placer Sampling Equipment
• Working the Belmont Mine—1953 (Part 3—Conclusion)
• Company Notes
• Picks & Pans: Gold and Bears
• Gold in North Dakota
• The North Star Mine
• Dectecting Alaskan Gold Nuggets
• Columbians Continue Search for Emeralds
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
