History & Geology
The Golden Days of Julian, California
October 2011 by Frank Lorey III
Some scattered reports say that gold may have been washed from streams here as early as the 1840s, but the undisputed major discovery came in 1870.Gold and Rare Earth Elements in New Mexico
We import nearly all of our REEs from China, so it’s critical that we find and continue to develop domestic resources of these elements.
The Ups and Downs of Geologic Faults
Faults are fractures, breaks and broken zones in the Earth’s crust where one side of the break has moved relative to the other, and they come in many different varieties.
Gold Deposition and Gradients of Placer Streams—Part I
When placer miners from the gold rush era began experimenting with the slope of their sluices, they must have pondered the ideal slope for trapping gold in a creek bed too. Logic suggests the same is true for streams...
All About Minerals
There are several common ways that new mineral crystals form and grow. Perhaps the simplest is when minerals form through the cooling of molten rock and the atoms bond together into mineral crystals.
Flood Plain Gold Deposits—What Are They Really?
We just completed a trip to another river, and yes, there was definite movement and redistribution of gravels, and other prospectors have seen this as well.
The Beatty Mining District of Nevada
The Beatty Mining District in south-central Nevada has been one of the most productive Mining Districts in the state, producing millions of ounces of gold together with silver, fluorite, mercury and other valuable minerals.
Why Did This Silver Mine Close? - Pt III
Narrowing down a closure date will allow you to check the commodity price during that time and possibly confirm that a low price, rather than a lack of ore, was the driving force that closed the operation.
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The Bawl Mill
• Legislative And Regulatory Update
• Ask The Experts—Separating platinum from sands using bubbles
• Ask The Experts—Extraction of micro gold from black sands
• Ask The Experts—Difference between a Geiger counter and scintillator
• Then and Now: Is Gold Really Money?
• Gold, Quartz & Chalcedony—Part I
• Prospecting Australia—Part I
• Oregon Dredge Permit Litigation Update
• Gold From Black Sand Tailings
• The Fine Art of Panning Heavy Sands
• California State Gold Panning Championships
• An Expensive Lesson
• Judge Denies Request To Delay Michigan Mine
• Melman on Gold & Silver
