History & Geology
Rare Silver Nuggets And Their Origins
March 2018 by Michael Roney
Silver nuggets have been described as “ultra-rare,” “prized” and “unique.” Naturally occurring silver nuggets are rare enough to suggest caution when purchasing. Fakes have reportedly been produced and misrepresented for sale as genuine specimens.
Prospector's Guide to Rock Breaking and Blasting
The holes were overloaded with explosives, but I didn’t know it. I was just a green mining engineer fresh out of school and told to watch as the experienced miners set the charge.
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...
Epithermal Gold and Silver Deposits
Epithermal deposits form in the ground at shallow depths. They are popular with prospectors because can yield very rich deposits and they are widespread in the Western US.
Ganes Creek After The Flood
Doug told me that there had been a 100-year flood that took place in October of 2013 and it washed out part of the mile-long landing strip. It also washed a large, wide gully down below and above the camp.
Eastern Arizona: Gold and Base Metal Deposits—Part I
Arizona is well-known for its copper-gold porphyries and massive base metal-gold sulfide deposits such that primary gold deposits in the state are often overshadowed.
Prospecting for Silver Deposits
In some ways, silver is the forgotten precious metal because it straddles both the world of precious metals and jewelry, while having many important industrial applications like a base metal. The price of silver reflects both the precious metal investment demand as well as the industrial demand.
Ask The Experts
Gold in clastic black shale
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The Bawl Mill
• The Wild Rush To Find More Cobalt—Part II
• Trash! A Hindrance Or Hot Spot For Hidden Gold?
• Legislative and Regulatory Update
• Re-Opening Nevada’s Relief Canyon Mine
• PLP and MMAC Update
• New Rules For Taxing Pass-Through Income
• Sulfides and Intergrain Gold Wire Nuggets
• Man Who Died In Yellowstone In 2017 Was Looking For Hidden Treasure
• $50 Million in Gold From 1857 Shipwreck Approved for Sale
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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PLP To Address Needs Of Small Miners With Proposed Amendment
