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.
The Struggle to Reopen Alaska's Largest Gold Mine
The historical AJ mine, located east of Juneau, Alaska, was considered the largest gold mine in the state at one time. Joe Juneau and Richard Harris struck gold there in 1880, and it has been more recently known as a tourist destination.
Prospecting for Surface Flood Gold Placers on Low and Intermediate Gradient Streams
Sample panning is a very important method used to find the richest parts of a flood gold deposit before setting up equipment and running material.Prospecting for Copper Ores—Part II
Copper is a critically important metal that we need to run our modern electronic society, and the long term outlook for this metal is for a steady increase in price.
Refractory Gold Processing
After your excitement peaks when you first receive the high gold assay from the vein you just exposed, you ponder how you will extract and sell your gold. You will need to develop a flow sheet for your process to optimize your recovery and minimize your costs and permit requirements.
Understanding Large Gold Deposit Types: Discovering New Mines
The other opportunity that I see is in seeking unusual types of deposits. Specifically, the prospector would be searching for the stuff no one (or almost no one) is searching for. These deposits are effectively hiding in plain view.
The Potholes—California’s Oldest Known Mining District
Every time we prospected here we found gold, sometimes some really coarse flakes, but no large nuggets (yet).
Butte, Montana—The Richest Hill on Earth
I recently had the opportunity to spend a day exploring around Butte, Montana and was amazed by the amount of mining that has taken place there. The old-timers called Butte “the richest hill on earth” and had pretty good reasons for doing so.
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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
Free:
PLP To Address Needs Of Small Miners With Proposed Amendment
