All Articles
Flat-Fault Gold
August 2001 by Edgar B. Heylmun, PhD
Gold and other valuable metals are often deposited in breccia and rubble formed by flat or gently-dipping faults. Such faults are commonly found in areas of crustal stretching caused by the movement of tectonic plates. Flat-faults are especially common in southeast California, southern Arizona, and northern Sonora, Mexico. However, they can be present anywhere that crustal stretching has occurred.There's a First Time for Everyone
...day one was like watching the Gold Rush television show. He furiously worked the nozzle in an up and down fashion that resembled Jack Hoffman sitting on a backhoe.
Golden Age of Gold Dredges
Over one hundred years ago, gold mining in California saw a radically new method tried out in the major rivers of the Central Valley. Large gold dredges floated lazily but noisily on the waters, bringing up the rich gravel from deep below. With none of today’s environmental restrictions on such methods, the landscape was reworked into a maze of patterns along the rivers.
Idaho Silver Miners Come to Aid of Tsunami Victims
The Bunker Hill Mine is doing its part to help tsunami victims by sending crates of bandages impregnated with silver to Indonesia.
Another Successful Gold Prospecting and Mining Summit
May 2016Chad Lewis of Sacramento got into a good bedrock seam on Monday and was pulling out small chunks of bedrock with embedded gold from he lower pit. Mark Dayton of El Dorado was about ten yards away on the same line, but his spot had some visible quartz mixed in.
California to Allow Suction Dredging in 2019?
There are a few questions you will need to ask yourself before you apply for a suction dredge permit from the State Water Resources Control Board.
Ask The Experts - Does gravel + bedrock = gold?
Subscription Required:
The Bawl Mill
• Our Readers Say
• The Public Process—Getting Involved and Making a Difference
• Pacific Northwest Miners Request Help
• USFS Roadless Comments Reopened
• Basic Drywashing Principles
• Fields of Gold
• Picks & Pans: All That Glitters Pans Out Well!
• De Beers Undergoes Overhaul
• Gold in Michigan
• Update on the West Mojave Desert Planning Area
• 2001 Inductees to the National Mining Hall of Fame
• Company Notes
• The Spanish Silver of Mowry
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
