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History & Geology

Greenstone and Gold

Contacts, faults and zones of weak rock are all places that can act as a pipeline to convey gold-bearing fluids, leading to valuable deposits.

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The Coolgardie Gold Mining Camp of Southern California


The area was mined intermittently from around 1900 to 1915, but was also mined in the late 1800s, with a total output valued at about $100,000, which is around $9.5 million at the current gold price.

The Historic Gold Rush Town of Quincy


…we focused on various layers of hard-packed flood material out of the creek, and we also obtained some material up quite a ways from the creek itself on bedrock.

Gold of the Iditarod Mining District, Alaska


It was the middle of winter and the valley was covered in snow, making prospecting a matter of sinking shafts in the ground.

The Paragenesis of Gold & Silver Deposits


…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.

The Mysterious Telluride Minerals


…let’s dive in and take a closer look at these rich gold and silver-bearing minerals to find out what they are, where they form, and how to identify them.

Mohave County, Arizona: The Oatman/San Francisco Mining District


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.

Gold and Silver Deposits of Bodie, California


Bodie, California, in its heyday, was once rumored to be one of the roughest and most lawless towns in the American West.

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