How To
Cutbacks at S. African Mines—Britain Blamed
August 1999 by Associated Press
South African gold miners are turning their anger towards Britain, charging that the sale of 25 tons of gold by the Bank of England has depressed gold prices and put them out of work.Cyanide-Free Gold Separation
Some ores—mostly those with a high free gold content—are very amenable to gravity concentration. Well oxidized ores containing coarse gold are usually best for non-cyanide processes. Ores with significant sulfide content may require the...
Using Google Earth and Other Maps
Last month, one of our readers requested an article regarding the possible use of Google Earth for prospecting research. It was a good idea, so here it is.
Excavator Testing Wet Placer Ground
The excavator or backhoe has become the tool of choice for testing placer ground. These machines are the best way to explore and sample a placer deposit if the ground is not too wet or frozen and bedrock is not beyond the reach of the machine.
The Heavy Minerals in Your Concentrates
The fact that mineral deposits can contribute specific types of heavy minerals is why the analysis of the heavy mineral concentrates in the streams of an area can be an important prospecting technique for finding undiscovered mineral deposits.
From Curiosity to Mine Owner
His brother’s friend showed him a vial of gold that originated from his family’s mine in Honduras. Within two weeks Ernie had flown to Honduras to get a first-hand tour of the historic mine and the primitive operation underway to recover the gold.
A Model Mining Operation
After he excavates the ore down to bedrock, he goes over the bedrock with a metal detector to ensure he didn't leave any gold behind before he backfills the area.
Prospecting for Diamonds
Let’s take a look at diamonds and diamond mining and see how they form, how they are used beyond just jewelry, and what leads geologists to find diamond deposits.
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The Bawl Mill
• Our Readers Say
• New Oregon Mining Legislation Friendly to Small Miner
• BLM Reports That 'Mining' Brings Most Public Reward
• Long-Term Camping Plan at Fortymile Proposed by BLM
• "No Gold Sales" Says Nevada Senator
• Panel Cuts Park Monies, Eases Mining Restrictions
• State May Re-Examine Plans on Dredge Use Near Hope
• Company Notes
• Jim Butler's Political Career
• Picks & Pans: Gold Recovery in Placer Mining Operations
• Nevada Looks to Tourism to Fill Mining's Gap
• PGMs in the United States
• Miners Claim Victory in Fight That Began with Protest
• U.S. Admits Botching Indian Funds Accounts
• Gold Fever
• Roads Protecting Grizzlies Reopen
• Guanajuato Silver, Mexico
• Roosevelt: From Boom Town to Mountain Lake
• Dollar Must Slip for Gold to Rise
• Looking Back
• 1999 National Mining Hall of Fame Inductees
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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