Simple Rules of Gold Geology: Comparing Epithermal and Mesothermal Deposits
July 2017 by Chris Ralph
Geology is a science of general tendencies with frequent exceptions, not one of hard and fast rules that are always true and never vary. For almost every well-accepted rule of gold deposits, I can point you to a number of important exceptions.
Ivory Coast has considerable gold reserves, and this nation has the largest area of greenstone belts prospective for gold in the continent.
…if you are game for digging in and learning more about the intricate details of how gold deposits form, then let’s jump right in.
In 1983, some of the ore yielded more than 2,500 ounces of gold within 30 feet of the surface. The shoot pinched to a narrow vein.
...we will visit three dormant mining districts that lie in the Oquirrh Range in Utah. Some major activity that transformed the lives of thousands of people occurred here from the mid 1860s to the late 1990s.
Sylvester Smith and his younger brother Nathan were among this group who rode and led their Indian ponies, while climbing the rugged Salmon River breaks and rockhewn mountains, looking for a path that would lead them up and over the uncharted wilderness.
Prospectors who specialize in electronic detecting for nuggets in desert areas are especially interested in this type of deposit, as it yields nuggets that are close to the surface of the ground...
• "...just about more than I can stand."
• "I hope you can answer my number one question..."
• "...I still go out and mine a little at my old stompin' grounds in Siskiyou County..."
• "...New Prospecting Club in the Southeast."
• "...9 ounces...in two weeks."
• "...It's no secret..."
The Bawl Mill • Ask The Experts: What is a Spanish needle? • Ask The Experts: Sulfides and fluxes • Legislative and Regulatory Update • The "Madonna Nugget"—A Weekend Hunt to Remember • The Goldfield Mining District, Nevada—Part II • Sunset Sunbaker • A Prospecting Adventure in Mexico • Critical Minerals: Tungsten • Police Urge Author to End Treasure Hunt • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices