Gold From Cemented Gravels
November 2011 by Chris RalphThe truth is that cemented gravels are really not all that complex. There is no mystery of how gold grew there or somehow wormed its way into these solid gravels.
Prospectors often wonder why gold deposits in veins like it does. Why is one vein rich while another is barren, even though they are only a few hundred feet apart?
This was one of those stories where you have no doubt that the person telling it believes it to be true. But was it?
The Oatman/San Francisco Mining District’s historic gold production of 2.2 million ounces of gold since the 1880s makes this area Arizona’s greatest primary gold producing district.
...two jadeite locations in California have been thoroughly researched by geologists. There are no doubt others that lie in wait.
I get a number of questions from people about testing and treating hard rock ores. The simplest way, but also an expensive one, is to just have an assay test done by an independent assay firm. As an alternative...
For approximately 30 years, the mines produced good ore, some so rich it was simply sent straight to bagging, bypassing milling and loaded directly on the rail cars.
The Bawl Mill • Legislative And Regulatory Update • Ask The Experts—Compensation for closed mining claim? • Ask The Experts—Inconsistent fire assays • Evolution Of A Gold Prospect • Gold, Quartz & Chalcedony—Part II • Alaska to Target Rare-Earths • Minnesota Delays Decision on Mineral Leases • Alaska's Cripple Creek Mining District • The Gold Of Horseshoe Bend • Tyrie's Roadway Nugget • Melman on Gold & Silver