Commercial Placer Mining With Jigs
August 2010 by Chris RalphDuring the upward stroke, water is pushed up through the shot layer causing it to open up and lifting the gravel particles above. The heavier particles settle faster based on Stokes law, and move down into the shot bed layer, while the lighter...
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Residents who worked in uranium mines before 1972 may be eligible for compensation through a federal program.
A major slump in the gold mining industry is taking its toll on central Nevada, where county commissioners are planning a 30 percent across-the-board spending cut beginning July 1.
We (finally) have the new version of our website up and running, and it seems to be a hit!
• "A better working relationship needs to be established..."
The Bawl Mill • Legislative and Regulatory Update • Ask The Experts: Bench Top Crushers • Ask The Experts: How to remove precious metals from lead? • How to Properly Ground Balance to Find the Most Gold • Authorities Search for Lost Treasure Hunters • Alaska Geologist Survives Grizzly Attack • The Guaniamo Diamond Area, Venezuela—Part II • How California Became the Golden State • The Rocky Bar Mining District, Idaho • Mining Stock Quotes, Mineral & Metal Prices