Prospecting & Detecting
Trying Out the New Highbanker
February 2012 by Tom Leftwich
The 2011 gold season had finally got underway on the Middle Fork of the Feather River near Quincy, California. Cold weather and high water had pushed gold mining into mid-summer, but things were looking up.
Mining for Gemstones and Mineral Specimens
It is better in a gem and mineral mining operation that the driller, blaster and mucker be the same person in order to be able to predict placement of the desired mineral enriched pockets.
Locating Intrusions in Host
August 2023Determining The Optimal Crushing Size for Gravity Recovery
It’s not easy to figure out what is best without testing, and so a certain level of confusion has developed about how small the ore ought to be crushed.
Prospecting and Mining Old Mine Sites
In some places valuable ores can be found within the waste material of mine dumps, sorted ore piles, and detrital vein matter at the surface. Though many of these old mine sites can be an excellent source of gold, not all are created equal.
PLP Update
All 28 groups listed agree that Section 402 of the Clean Water Act does not apply and no dredge miner should be asking a state or federal agency for such a permit.
So, Where's The Gold?—Finding Gold Detectors Miss
We decided to run a detector over each piece. If we got a decent signal we placed the piece into a high-grade pile and the rest went into another pile to be worked on later. This high-grade pile wasn’t that large—maybe 25 pounds...
Gold Prospecting for Better or Worse: The Disappearing Nuggets
Gold probably is one of the easiest things in the world to cheat an absentee owner out of. He would generally have no way of really knowing if a guy had found 3 nuggets or 30 nuggets on his claim.
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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
• All the Gold Ever Mined...
• The Basics of Geophysical Exploration
• Targeted for a Tax Audit
• Feds Order Closure of Idaho Mine
• 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
