Prospecting & Detecting
Small-Scale Processing of Hard Rock Ores
December 2014 by Chris Ralph
Depending on the ore and if significant sulfides are present, a hard rock miner may be able to get away with simply using a flux to digest the other minerals that may be present.
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California State Panning Championships—Foresthill, CA Heritage Celebration
October 2013
Here's the kicker—for every lost flake there was a five minute penalty added to the time. Lost gold generally meant you didn't make it past the preliminaries.
Here's the kicker—for every lost flake there was a five minute penalty added to the time. Lost gold generally meant you didn't make it past the preliminaries.
A Model Mining Operation
August 2014
After he excavates the ore down to bedrock, he goes over the bedrock with a metal detector to ensure he didn't leave any gold behind before he backfills the area.
After he excavates the ore down to bedrock, he goes over the bedrock with a metal detector to ensure he didn't leave any gold behind before he backfills the area.
The Gold Of Horseshoe Bend
November 2011
And we eventually reached gold. It was a winding crevice of beautiful white quartz lined with small nuggets and loaded with fine gold. There were flakes and small granular pieces—there had to be a hundred or more.
And we eventually reached gold. It was a winding crevice of beautiful white quartz lined with small nuggets and loaded with fine gold. There were flakes and small granular pieces—there had to be a hundred or more.
This is Why You Check Your Tailings
September 2014
The nugget was cast aside with larger rocks during the screening process, but it was found later by an employee...
The nugget was cast aside with larger rocks during the screening process, but it was found later by an employee...
Looking for that Hidden Placer
March 2013
I detect in a wide array of situations. I like to search for places that no one has been to. I really like to find areas that have never been worked at all.
I detect in a wide array of situations. I like to search for places that no one has been to. I really like to find areas that have never been worked at all.
The PIGMI—a DIY Crevice Tool
April 2017
I’ve had great success using it to gather gold from crevices. I’d like to share the design with all of you gold miners reading this article and hope that you get as much satisfaction building and using it as I did.
I’ve had great success using it to gather gold from crevices. I’d like to share the design with all of you gold miners reading this article and hope that you get as much satisfaction building and using it as I did.
Time Well Spent
January 2012
Time is a commodity which if traded would dwarf the price of gold. Nobody has enough of it; we can’t make more of it; and whether squandered or spent wisely, once gone, it’s gone forever. To find gold we have to spend time.
Time is a commodity which if traded would dwarf the price of gold. Nobody has enough of it; we can’t make more of it; and whether squandered or spent wisely, once gone, it’s gone forever. To find gold we have to spend time.
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