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.
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.
Gemstones to Die For
Some gems can potentially poison you, make you sterile and even make you forget who you are.
Gold Placers in Italy
Gold is a fairly widespread mineral in the Italian Alps and in the Northern Apennines. It is found both in primary mineralization and in past and recent floods.
Sierra County Gold—Part II
...we will continue our examination of the rich streams and mining districts, and then take a look at some of the big nuggets that have been found here.
Gold, Quartz & Chalcedony—Part I
Gold has always been noted to have an affinity for quartz to such a degree prospectors almost always dig on quartz veins in a search for the precious metal.
Understanding and Prospecting Benches
The most obvious benches are usually near the valley floor, but they can be thousands of feet above the valley floor. Since benches were made by streams, they can contain placer deposits.
Gold in Beatty, Nevada
In this case, signs of gold were found at the bottom of the alluvial and then traced in a triangle up the face of the mountain until they stopped—that is where the digging began.
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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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