The Long Road to Gold Point, Nevada
September 2013 by Bill RichApart from the hard rock mines, there are abundant gold-bearing placers, especially in the areas in and around Oriental Wash.
Let’s take a look at diamonds and diamond mining and see how they form, how they are used beyond just jewelry, and what leads geologists to find diamond deposits.
The excitement over IOCG deposits began with the discovery of a monster deposit at Olympic Dam in Australia in 1976. The discovery was accidental as the operator was searching for strata-bound copper deposits.
The decision was made to move the dredge intact, a massive undertaking indeed. The goal was to move it only one mile to the Busby’s Chicken Gold Camp, but what a mile that was to be.
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.
While both zinc and lead deposits also are enriched by the surface weathering process, in part two we will look at the enrichment process for copper and also gold deposits, and at the interpretation of leached outcrops to figure how rich the concentrated deposits below them may be.
There are both hard rock and beach sand types of titanium deposits, but the hard rock deposits need to be at least 10 percent titanium while the beach sands often are economic with only two or three percent titanium.
• Do as I say, not as I do...
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The Bawl Mill • Ask the Experts • Ask the Experts • Ask the Experts • Greenstone and Gold • What, Where and How for the New Prospector • Proper Spacing of Placer Sample Sites • Hunches, Choices and Guesses • 12-Year-Old Unearths Large Diamond • Time for a New Approach: Detecting Float Gold • Carissa Gold Mine Comes Back to Life • Gold in Beatty, Nevada • Cripple Creek Gold Mine Exceeding Expectations • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices