History & Geology
The Wild Rush to Find More Cobalt—Part I
February 2018 by Chris Ralph
While some future cobalt will come from recycling lithium batteries and other products, the coming huge need for cobalt is virtually a perfect storm of heavy demand and insufficient supply.
Using Favorable Rock Types to Find More Gold
The more experienced prospectors know these lesser known spots are the types of places where big finds are still made.
The Verde Copper-Gold-Silver-Zinc District, Jerome, Arizona
When I was a student in the College of Mines at the University of Utah, the Verde district was used as an exploration model for “submarine volcanogenic massive sulfide deposits.” So I looked forward to visiting this district and the town of Jerome in central Arizona in the spring of 2012.
Historic Dredge Uncovered in North Carolina
The Robinson is a wooden bucket-line dredge that was built in the early 1900s in New York and shipped in pieces to Nash County in North Carolina by train for reassembly.
ICMJ Visits Downieville, California
January 2023The Historic Gold Rush Town of Quincy
…we focused on various layers of hard-packed flood material out of the creek, and we also obtained some material up quite a ways from the creek itself on bedrock.
WSGS Releases New Geologic Maps
The Wyoming State Geological Survey announced ten new geologic maps have been completed and are now available.
Prospecting for Surface Flood Gold Placers on Low and Intermediate Gradient Streams
Sample panning is a very important method used to find the richest parts of a flood gold deposit before setting up equipment and running material.
Subscription Required:
The Bawl Mill
• Our Readers Say
• Ask The Experts - Help with an assay report
• Ask The Experts - How do you ship uranium samples to a lab?
• Legislative and Regulatory Update
• The Hill of Gold
• Bedrock Gold: When It’s There and When It Isn’t
• A Primer on Bitcoin and Other Cryptocurrencies—Part II
• Mass Wasting & Gold Deposits
• The “Push” for Gold—The Great Nevada Adventure Continues
• PLP and MMAC Update
• The Black Diamond of the Forest
• Follow the Line
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
Free:
