History & Geology
All the Gold Ever Mined...
February 2012 by Chuck Lassiter
If you have been prospecting for any length of time, then you have probably heard something like, “All the gold ever mined would equal a cube 60 feet on each side.”The Paragenesis of Gold & Silver Deposits
…if you are game for digging in and learning more about the intricate details of how gold deposits form, then let’s jump right in.
Copper Deposits of Alaska
Only the famous Kennecott copper mine was able to continue operating through the Depression owing to the exceptional richness of its ore.
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.
California: The Land of Big Nuggets—Part II
There are a number of Tertiary river channels in the area, most of which trend south-southwest. They tend to be steep, narrow, and rich with coarse gold.
Alaska Gold: Lisianski Inlet's First Bonanza
In 1967, a local resident showed me a pouch of small gold nuggets and flakes. Several years later I asked the same person where that gold was found. He responded, “From the streambed below the old stamp mill at Apex.”
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.
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.
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The Bawl Mill
• Ask the Experts - ...Worth further investigation?
• Ask the Experts - Processing sulfide ore without mercury or cyanide.
• Regarding "Good Assays and Bad"
• New "Employment" Category
• 4 Keys to Successful Nugget Hunting
• A High Price to Pay
• Eolian Placer Gold
• The Basics of Geophysical Exploration
• Targeted for a Tax Audit
• Feds Order Closure of Idaho Mine
• Trying Out the New Highbanker
• A Gold Mine on a Washington Beach?
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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Ask the Experts - Old workings & tailings: What are my options?
• Legislative and Regulatory Update
