Prospecting & Detecting
Jim Madden's Gold
July 2016 by Tom Leftwich
Maybe we could find a few pieces of ore from that tunnel? It was worth a try. The old timers didn’t have that stamp mill for looks, so we set off to get some samples.
Additional articles that might interest you...
Gary It's There
May 2019
This year was a test. We had never done anything like this before, yet we grossed $30,000 in the short time we had to mine.
Resurrecting An Old Hard Rock Mine
December 2018
There were nice sections of vein material at the end of several drifts, like they just stopped work one day and walked away.
Using Structural Clues to Locate Buried Placer Channels
April 2014
They must have assumed the paystreak was spotty and had been mined out, so they never mined as close to the side of the valley as they should have.
They must have assumed the paystreak was spotty and had been mined out, so they never mined as close to the side of the valley as they should have.
Prospecting for Diamonds in Kimberlite
January 2014
Kimberlite is very difficult for geologists to find, let alone prospectors and rock hounds. This is because kimberlite is rarely exposed on the surface and few people know how to identify the rock.
Kimberlite is very difficult for geologists to find, let alone prospectors and rock hounds. This is because kimberlite is rarely exposed on the surface and few people know how to identify the rock.
Summertime Gold Panning
September 2016
I have smaller pans for cleaning black sand concentrates, big pans for taking large samples, pans with corners for pouring out materials, and pans with lots of special riffles. This variation is why I have so many pans—they each have their specialty.
I have smaller pans for cleaning black sand concentrates, big pans for taking large samples, pans with corners for pouring out materials, and pans with lots of special riffles. This variation is why I have so many pans—they each have their specialty.
Fine Gold Panning Without Using Mercury
March 2012
The technique I will describe is a much safer alternative and it works. It’s a fine-gold panning technique that eliminates the need for mercury amalgamation of most placer samples.
The technique I will describe is a much safer alternative and it works. It’s a fine-gold panning technique that eliminates the need for mercury amalgamation of most placer samples.
Determining the Amount of Gold in Rich Ores
February 2016
This is just the type of specimen that could have been easily ignored by the old-time miners. It felt a little heavier in my hand than a chunk of quartz of that size ought to have been.
This is just the type of specimen that could have been easily ignored by the old-time miners. It felt a little heavier in my hand than a chunk of quartz of that size ought to have been.
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