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March 2009 by Staff
Ask The Experts: What indicator rocks should I be looking for in northern Nevada?
Q: Can you tell us what the indicator rocks are? I’ve looked at the nearby digs and pushes that were made for gold and it looks like we’re digging on some similar material...
Understanding Skim Bar Placers
Perhaps the most notable thing about skim placers is that they form on the top surface of gravel bars, as opposed to coarser gold placers where the weight of the gold particles allows the gold to settle down on or near bedrock.
Discovery of the Mountain Pass REO Deposit
How does one go about discovering a rare earth oxide (REO) deposit when he is not familiar with the rare and unusual rocks and minerals that are found in such deposits? That was the case at Mountain Pass, California, yet the deposit was eventually discovered and mined.
The Stonewall Jackson Mine, San Diego County, California
For obvious reasons southern California is not known historically for its gold mines. Gold production was concentrated heavily in the Sierra Nevada foothills in the northern part of the state. However, the high mountainous region of eastern San Diego County was the site of a number of productive hardrock gold mines, notably in the late 19th century.
Ask The Experts—Precious metals in water?
How can I determine if there are precious metals in the groundwater?
The Bawl Mill
• Snake fence upsets environmentalists...
• Job appointments based on credentials, not connections, says the governor...
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The Bawl Mill
• Ask The Experts—What Should I Do Next With This Quartz Vein?
• East Coast Dredger Heads West—Part III
• Prospecting for Commercial-Scale Gold Deposits
• Hawthorne's Golden Outlook
• The Red Point Mine
• Over The Divide—Chuck Cox, 1943-2009
• Melman on Gold & Silver
• Beach Mining Returns to Washington State
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Legislative and Regulatory Update
• Rahall Proposes Bill to End All Mining in the U.S.
• PLP Needs Our Help
