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Prospecting With The Help of Fluvial Geomorphology


Quiz yourself about the stream in figure 5. Based on your previous knowledge of where gold is found in a stream and in this article, where do you think you will find the most gold?

Exploring Iron Oxide Copper Gold 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.

Polymetallic Skarn Deposits


Polymetallic skarn deposits are an interesting class of deposits that can contain a number of different types of metals.

Arizona's Vulture Gold Mine and Lost Dutchman


When prospectors and treasure hunters talk of gold in Arizona, it is the Lost Dutchman or Vulture mine they usually think of. The Lost Dutchman gold mine is just that—a myth chalked full of holes that has been embellished over time as any good legend should be.

Natural Gold Alloys


Natural gold is never 100% pure; all natural nuggets contain at least some impurities. We're going to take a look at just what some of those impurities might be.

The Ely Copper-Gold District of Nevada


The main ore deposits of the Ely district are associated with an east-west belt of altered and mineralized rocks measuring about one mile wide that extends 8 miles westward from Ely.

ICMJ Visits Downieville, California


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The Bawl Mill   • Our Readers Say   • Ask The Experts   • Ask The Experts   • Just Another Ordinary Weekend   • Small-Scale Hard Rock Mining With Water Recycling   • The Paragenesis of Gold & Silver Deposits   • Getting A Successful Start in Metal Detecting for Gold   • Placer Mining At Chititu Creek, Alaska   • Gold Rush Continues in Africa   • Gold Refining In The Ancient World   • Tasers and Mining Don't Mix   • Thinking Outside The Creek   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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