Ask the Experts
December 2013 by Chris RalphOre testing and other advice for starting up a mining operation.
Chances are better that both types of gold did not come from the same source. Let's look at the probable conditions to cause two types of gold in a placer.
I am going to suggest dozens of ways you can increase suction power, dredge to greater depths, and improve recovery methods in your sluice box.
Setting up a gravity dredge
In last month’s issue we covered the initial discovery of gold, the subsequent gold rush that occurred around Nome, some of the geology of the area and past production. We’ll conclude the article in this issue with a further examination of the geology and deposit types, discuss the resources...
Critical minerals are products that the government has designated as critical to our national interest because of both their potential military and industrial applications.
Improvements in mining equipment and techniques, along with a higher gold price, make many mining properties profitable today that may not have been in the past.
Ivory Coast has considerable gold reserves, and this nation has the largest area of greenstone belts prospective for gold in the continent.
The Bawl Mill • Ask the Experts • Ask the Experts • Sierra County Gold—Part I • ICMJ's Annual Index • Ophir—Possibly the Best Kept Secret in Alaska—Part II • Hunting for Hardrock: The Basics • Gold in the San Francisco District Oatman, Mohave County, Arizona • Heavy Glacial Rocks and Gold in the Midwest • Strategic Metals—Part II • The Amazing Mineral Tourmaline • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices