History & Geology
Eolian Gold Deposits
February 2014 by Chris Ralph
![](http://www.icmj.com/userfiles/images/201402/TOC-Eolian-gold.jpg)
The Heavy Minerals in Your Concentrates
![](http://www.icmj.com/userfiles/images/201606/18-toc-heavy-minerals.jpg)
When Legends Were Made and Fortunes Found
Sylvester Smith and his younger brother Nathan were among this group who rode and led their Indian ponies, while climbing the rugged Salmon River breaks and rockhewn mountains, looking for a path that would lead them up and over the uncharted wilderness.
Northwestern Alaska Mineral Resources
![](http://www.icmj.com/userfiles/images/201602/26-northwestern-alaska-mineral-res.jpg)
The Giant King Mine
![](http://www.icmj.com/userfiles/images/201407/TOC-giant-king.jpg)
Simple Rules of Gold Geology: Comparing Epithermal and Mesothermal Deposits
Geology is a science of general tendencies with frequent exceptions, not one of hard and fast rules that are always true and never vary. For almost every well-accepted rule of gold deposits, I can point you to a number of important exceptions.
Eastern Arizona: Gold and Base Metal Deposits Part II
In this review of precious and base metal deposits in Arizona, it is apparent that several significant mines and mineral deposits occur in eastern Arizona, and there is considerable potential for new discoveries.
The Ups and Downs of Geologic Faults
![](http://icmj.com/userfiles/images/201105/toc-faulting.jpg)
Subscription Required:
The Bawl Mill
• Legislative and Regulatory Update
• Ask the Experts
• Ask the Experts
• Ask the Experts
• Ask the Experts
• Our Readers Say
• The Perfect Summer
• Copper Deposits of Alaska
• Divide and Conquer—Detecting Old Placer Grounds with Friends
• Reserves and Resources Explained
• Critical Metals: Lithium
• Coprolite—A Prospector's Tale
• Comstock Mining Gets Approval
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
Free:
SB 838 and the Future of Mining in Oregon
• New Mining Regulations in Maine