All Articles
Mining Stock Quotes and Mineral & Metal Prices
August 1999 by Staff
Greenstone Belts in Minnesota
Greenstone is a dark greenish-black basaltic rock which, along with chloritized schist, forms belts up to 50 miles wide in northern Minnesota, in rocks of Late Archean age. Most belts are 2.6 to 2.9 billion years old.
The Bawl Mill
• Airlines' loss of passenger baggage doesn't seem so bad after this...
• Hey guys, the women are passing us up in the education department...
• It doesn't sound like they're planning for a Happy New Year...
• Wonder if he still feels that he did the right thing?...
Squeezing Diamond Into Graphite
A major diamond mystery has finally been cracked. For 40 years, scientists have tried but failed to apply so much pressure on the hard rocks that they would become something other than diamond. Now researchers reported that they succeeded.
Hillside Placers
Hills and mountains that contain gold deposits will weather and erode over a long period of time, and the eroded material will move slowly downhill. Frost wedging and roots are two of several agents that can cause bedrock to be fractured and...
Guest Editorial—Sentaor Craig of Idaho Looking Into MSHA Complaints
Citations and fines were found to be arbitrary and capricious...
Alluvial Fans
Alluvial fans are essentially dry land “deltas” which can be found in all climates. However, they are best developed in arid and semi-arid regions, where they may be many square miles in area. They are built up by outpourings of silt, sand, and gravel caused by seasonal run-off, as well as by boulders and cobbles carried by flash floods.
Conrey Dredge No. 4—Part II
These were the men who periodically picked up the gold amalgam from the tables and sluices in the dredge, processed it, and transported the gold ingots to the railroad express office in Alder. Their trustworthiness must have commanded a prominent wage.
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The Bawl Mill
• Our Readers Say
• New Oregon Mining Legislation Friendly to Small Miner
• Cutbacks at S. African Mines—Britain Blamed
• 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
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