Mohave County, Arizona: The Oatman/San Francisco Mining District
July 2019 by Dean Delahaut
The Oatman/San Francisco Mining District’s historic gold production of 2.2 million ounces of gold since the 1880s makes this area Arizona’s greatest primary gold producing district.
One of the reasons I am bringing this article forward to readers now is that the mine personnel are celebrating the production of 150 million ounces of silver since 1986.
The main ore deposits of the Ely district are associated with an east-west belt of altered and mineralized rocks measuring about one mile wide that extends 8 miles westward from Ely.
… the latest analysis shows the amount of rare earth elements present ... is the second largest deposit in the United States.
Environmental groups last year urged Montana regulators to impose the bad actor designation, and now are seeking to intervene in the case.
The need to bring mining back to North America is more urgent than ever.
In this second part on cobalt, I will take a look at the various types of cobalt deposits and how you can prospect for them. Who knows—perhaps the next big cobalt strike will be yours.
…2017 was just the first year with a small increase after a huge drop off in exploration activity. It may take many years of future increases to get back to where the activity was in 2012, as projected increases in exploration spending are seen to be slow and steady.
The Bawl Mill • Ask The Experts - Diamonds in the Mother Lode? • Ask The Experts - How do I set up my shaker table? • Ask The Experts - Does silicone rubber make a good sluice mat? • Ask The Experts - Conflicting assays for platinum group elements • Get Boots On The Ground For Patch Hunting • Lessons Learned From Geologists • Gold Prospecting for Better or Worse: Man vs Paydirt • ICMJ Honored As Prospecting Magazine of the Year • The Sunbaker • A Golden Vacation • Mining Company Pays Millions for Gold Dug From Mine Dumps • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices