All Articles
Over The Divide: Annie Carol Robinson
March 2020 by Scott Harn
Mystery of Olmec Jade Solved
Since the 18th century, collectors, geologists and archaeologists have sought the answer to a frustrating mystery: The ancient Olmecs fashioned statues out of striking blue-green jade, but the stone itself was nowhere to be found in the Americas.
Metal Detector Testing Methods
It will not be any easier than on your table at home, and so testing a very small test target like the ballpoint pen can tell you immediately if a detector is suitable for looking for tiny gold nuggets.Will El Nino Move Gold for Miners and End California Drought?
I remember in the couple of years after that 1997 flood, prospectors around California did very well, taking ounces of gold from places that had not yielded any gold for years before that.
Looking Back
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Oil Seeps in Northern California
Indians used asphalt from oil seeps in California for caulking boats and other objects long before the white man arrived. Spaniards noted seeps as early as 1542, and the Portola expedition in 1769 used oil for wagon axles and as a fuel. Spaniards also used crude stills for obtaining lamp oil for use in the missions.
MMAC & PLP Update
On July 4, we are reminded of the sacrifices our Founding Fathers made to establish this great country of ours, and in that spirit, the Minerals and Mining Advisory Council (MMAC) has created a draft Declaration of Miners.And MMAC has been hard at work writing a bill, with the unwavering support of several members of Congress, to reaffirm the rights of miners operating in traditional mining districts.
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The Bawl Mill
• Ask The Experts -- How do I find the owners of patented property?
• Ask The Experts -- Is it worth going after these rare earth minerals?
• Ask The Experts -- Will a land mine detector work for gold?
• How to Turn Your Gold Finds Into Cash
• My First Gold Patch
• Caught Between A Hard Rock and A Rare Earth Place
• The Potholes—California’s Oldest Known Mining District
• Sampling for Success—Part I
• Gold Prospecting for Better or Worse: If the RV’s a Rockin’, Please Come a Knockin’
• The Mid-Winter Nugget
• Gold In The Midwest—Part III: Iowa, Missouri, and Kansas
• Trump Proposes $1.5 Billion to Fund US Uranium Production
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
