Our Readers Say
February 2014 by Staff• Prospecting for Diamonds in Kimberlite by W. Dan Hausel
• Miners referring to their activity as “recreational”
It was down deeper than I expected for surface trash. It wasn't until I was down six inches that the target screamed from my scoop.
Sampling other people's stockpiles or dumps has some inherent risks that sampling undisturbed ground does not have.
I didn’t think too much of our dredge hole and we were both considering a move when we hit bedrock. There was a good quantity of flakes and fines, but no nuggets.
The very first thing to find out...is if the detector has the ability to be ground balanced.
Has your experience ever led you to wonder why some gold is deposited on bedrock and in crevices, while other gold is not? We’re going take a deeper look at this and see what we can figure it out.
There are both hard rock and beach sand types of titanium deposits, but the hard rock deposits need to be at least 10 percent titanium while the beach sands often are economic with only two or three percent titanium.
Depth is not an issue unless the site is thoroughly cleaned of shallow trash, and it is far easier to isolate and remove targets using a small coil in a target rich location.
The Bawl Mill • Legislative and Regulatory Update • Ask the Experts • Ask the Experts • Ask the Experts • Ask the Experts • The Perfect Summer • Eolian Gold Deposits • Copper Deposits of Alaska • Divide and Conquer—Detecting Old Placer Grounds with Friends • Reserves and Resources Explained • Critical Metals: Lithium • Coprolite—A Prospector's Tale • Comstock Mining Gets Approval • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices