Prospecting & Detecting
Prospector's Guide to Rock Breaking and Blasting
December 2016 by Chris Ralph
The holes were overloaded with explosives, but I didn’t know it. I was just a green mining engineer fresh out of school and told to watch as the experienced miners set the charge.
Prospecting Knowledge -- Pass It On!
I had two of the guys go down into the creek and each one picked out a small island of bedrock. I had them detect their piece of bedrock and then gave a critique to all on how they did.
Moore Creek, Alaska—Then and Now
The gold was very chunky and much of it had quartz attached. Even back then I knew that the gold was very close to its source.
Detecting in the Outback
I have always enjoyed finding things. As a kid and up through college I searched for arrowheads, rocks and fossils. One day I saw an ad for a metal detector in a magazine, and a week later I was digging up everyone’s yard...
Following Man-Made Ditches to Recover More Gold
Because of multiple take-out points along a ditch line, the ditches themselves become a wealth of knowledge to us present-day miners.
Highbanking for Gold
Pumps can be set up quite a distance away horizontally from the sluice, even hundreds of feet. It will work so long as there is sufficient water at the source where the pump is located. Vertical distance is more of a problem than horizontal distance; 30 to 40 feet is the maximum vertical climb for most pumps.
The Essence of Gold Prospecting
When doing your initial armchair research and selecting potential areas to explore, consider all the indicators, both natural and man-made.
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.
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