History & Geology
The Geology of Diamond Deposits
May 2019 by Chris Ralph
New theories have been developed and they may lead to new discoveries and give prospectors some new insight on where to look for diamonds.
Can You Recognize Valuable Ores?

Liberty and the Phoenix Mine
Liberty, Washington is located in the mountains near Yakima and Ellensburg. There is nothing much in Liberty except for about 20 houses on patented mining claims and a lot of dry holes.
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.
Ask The Experts
Q: Is there a correlation between fault zones and mineralization of economic metals?
The Birimian Greenstone Belts of West Africa

All About Native Silver
Some of the wire forms are strange and fantastic, with wires sticking out in twisted, seemingly random directions. Others have deformed crystals and all of them have significant value to collectors.
The Pearce Mineralized Area, Dragoon Mountains, Arizona—Part II
There are many prospects within the known mineralized area and along the margins of the mineralized area that should be examined for gold and silver.
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The Bawl Mill
• Legislative and Regulatory Update
• Ask The Experts - Who owns this historic mill and how do I handle possible mercury contamination?
• Ask The Experts - Sampling and assays
• Keep Watch for The Unexpected
• Resurrecting An Old Hard Rock Mine—Gold At Last!
• Imagining the Ultimate Prospecting Adventure
• Gold Prospecting for Better or Worse: Cold Gold
• Gary It's There
• Following the Clues
• A Generous Lesson on Detecting Bedrock
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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