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Placer Platinum
June 2004 by Edgar B. Heylmun, PhD
The platinum group metals (PGMs) are divided into three that are “light,” about the same atomic weight as silver, and three that are “heavy,” about the same atomic weight as gold. The three light PGMs are ruthenium, rhodium, and palladium, and the three heavy PGMs are osmium, iridium, and platinum.Understanding Large Gold Deposit Types: Discovering New Mines
The other opportunity that I see is in seeking unusual types of deposits. Specifically, the prospector would be searching for the stuff no one (or almost no one) is searching for. These deposits are effectively hiding in plain view.
Customizing Your Dredge
I am going to suggest dozens of ways you can increase suction power, dredge to greater depths, and improve recovery methods in your sluice box.
Picks & Pans: The Discovery Gulch Diggings
Cold, clear water flowed around my neck as I sat in a water hole on Discovery Gulch in Interior Alaska. I squinted up at the hot interior sun, as it seemed to be trying to mock me, frying me in it's 88 degree rays.
Ask The Experts — Please tell me more about the Tullock II rule.
Q: I read in the April 2006 ICMJ’s Prospecting and Mining Journal about the Tulloch II rule. I have not read anything on or about it since. Is there any more written about it? I would appreciate anything you could tell me.
Researching and Staking Mining Claims—Part II
Owning a mining claim is one of the greatest opportunities still available to American citizens. In last month’s article, we covered the basics of researching public lands and determining if the spot is open to claim.
Picks & Pans: Tips for Nuggestshooting—How to Increase Your Gold Finds (Part II)
Thus far we have only briefly discussed the methods used by early miners to process auriferous desert gravels. However, old workings can be extremely productive places to search with a metal detector.
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