Prospecting & Detecting
Keep Watch for The Unexpected
May 2019 by Michael Greyshock
As I have always done, I stashed those heavy black rocks in my pack and put them in the garden at home. They never were given a second thought until a half decade later…
The Half-Mile Claim
We dug and extracted for two more hours. This time, as I dumped the concentrates, I saw a piece of gold three-fourths of an inch long and as big around as a pencil.
Why Assaying Placer Gold Deposits Doesn't Work
Let’s set up a thought experiment: Suppose you had some material that ran one ounce per ton gold, which is generally considered high grade to fantastic grade depending on the circumstances.
Sixteen to One Gold Mine: Going Underground - Pt II
We descended hunched over, down a long, steep, wooden staircase to the 1,000-level.
Selectable Frequency vs Multi Frequency Detectors
I like to think in terms of “conductive mass” because it is a combination of both the conductivity of the metal and the size of the target that determine how a detector sees conductivity.
Our Readers Say
Ophir—Possibly the Best Kept Secret in Alaska!
...I decided to excavate the semi-frozen high-bank that was resting on a soft shale bedrock footing. Within three feet, I encountered an intrusive!
Gold Prospecting for Better or Worse: Warm Buttocks and Frozen Assets
Luckily, at about that time, I buddied up with a somewhat cantankerous, but very helpful, guy named Rod. He had become a local legend for his ability to consistently find gold.
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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
• The Geology of Diamond Deposits
• 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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