Prospecting & Detecting
Highbanking for Gold
August 2018 by Chris Ralph
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.
Drywashing in Black Canyon, Arizona
May 2016After the hike and a quick snack break we gathered a few buckets of material to really dial in the drywasher for the most efficient recovery. This involves leveling the unit, setting the riffle box drop angle and regulating the speed in which the material is processed.
Going Over Old Ground With Newer Technology
When we got set up and I started to swing the coil over a small mound, I got a good signal, faint but repeatable.
Wild and Scenic River Prospecting—North Fork of the American River
Today it is getting tougher and tougher to find a place to prospect. There is one significant haven left for the small miner...
The Hunt for Remote Canyon Gold
A large, 8-pennyweight piece popped out of a very small crevice where the water had been extremely swift in the winter, leaving no visible gravel.
Alaskan Gold Adventure
In Chicken I had my first experience with the famous Alaska blue clay, sometimes called the blue layer. The blue layer is where the best fine gold was to be found.
The Unusual Forest Nugget Patch
This is the story of a nugget patch I’ve been working on that is a bit unusual. I won’t be telling you where it is located, but I will tell you how I found it and how I’ve worked it.
Continuing Hard Rock Exploration
We had been picking away at it, but the going was mightly slow. Why not use some explosives to advance a little quicker?
Subscription Required:
The Bawl Mill
• Legislative and Regulatory Update
• Ask The Experts - What are these thin brittle sheets with reddish powder?
• Ask The Experts - Are custom mills available for titanium and tungsten?
• Ask The Experts - What assay value is needed for cobalt deposits?
• Ask The Experts - What do you think is the source of gold in this area of Ireland?
• Annual Claim Filings Due
• Gold Placers in Italy
• Critical Minerals: Titanium—Part II
• Detector Brings New Life to An Old Lode Mine
• The Batteries Metal Rush
• Blackberries and Gold
• Writing It All Off After The Tax Cuts and Jobs Act
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
Free:
Ask The Experts - Incorrect assays cause problems
• PLP Update
