History & Geology
Gangue Minerals - What Do They Tell Us?
January 2017 by Chris Ralph

Gold Placers of Southern California
I grew up in Southern California, and found my first nugget there, so I know my way around. Because there is good gold there, I thought it might be helpful to take a look at the many placer gold opportunities found in the southern part of the state.
Gemstones to Die For

PGMs in the United States

Enrichment of Mineral Deposits by Weathering—Part I

The Significance of Nuggets in Placers

The Ely Copper-Gold District of Nevada

Arizona's Vulture Gold Mine and Lost Dutchman
When prospectors and treasure hunters talk of gold in Arizona, it is the Lost Dutchman or Vulture mine they usually think of. The Lost Dutchman gold mine is just that—a myth chalked full of holes that has been embellished over time as any good legend should be.
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The Bawl Mill
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• Ask The Experts: Assay problem or recovery problem?
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• Feds Deny Lease Renewals for Minnesota Mine
• Obama Administration Moves to Block Mining Near Yellowstone
• The Perfect Response
• MMAC Update
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
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That First Nugget