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Ask the Experts
August 2007 by Staff
Q: Does anyone know of an electrowinning instrument that will plate (heavy plate) rhodium and iridium? I have both in solution. (Solution content = 262.9 oz/ton of iridium; 14.9 oz/ton rhodium.)If I have precious metals in solution in bulk, say 620 to 1,000 gallons, is there a facility to extract the precious metals out? If so, can each be isolated?
Orko Silver Corp.
Perhaps the greatest single impression a visitor to the interior of Mexico is left with is the grinding poverty of the countryside. While there are pockets of apparent prosperity, most of the citizens appear to live in conditions of poor...
A Few Prospecting Notes From Jim Straight
The article that appeared in the October 2002 Issue of ICMJ, “Confessions of a Professional Nuggetshooter,” by Lunk, is an example of how to use a “deep-seeking-type” metal detector to lay down a grid pattern to “mine” eluvial placer gold after prospecting and finding the first nugget as the locus.
Ask the Experts
Q: Does anyone know of an electrowinning instrument that will plate (heavy plate) rhodium and iridium? I have both in solution. (Solution content = 262.9 oz/ton of iridium; 14.9 oz/ton rhodium.)
If I have precious metals in solution in bulk, say 620 to 1,000 gallons, is there a facility to extract the precious metals out? If so, can each be isolated?
Legislative and Regulatory Update
• Some positives in spending bill
• Judge puts brakes on the EPA in Alaska
• Judge to rule in favor of suction gold dredgers
The Bawl Mill
- It’s time to trim the fat…
- Springfield dog owners better watch their step…
The Mineral Range Districts of Utah
Most of the commercial mineral deposits are on the south and southwest part of the range between Minersville and Milford, though small amounts of gold and silver have also been found in iron-rich outcrops in the basalt to the south of Milford.
Looking Back
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Subscription Required:
The Bawl Mill
• The Basics of Small-Scale Heap Leaching with Cyanide
• Will California Dredging Survive?
• Prospecting For Gold—The Osborne/Herman Hardrock Mine
• Journeys in the Kingman Quadrangle
• From Spanish Mine to Modern-Day Exploration: The Historic Gold-Silver Camp of Palmarejo
• Spanish Police Seize Ship in Treasure Fight
• Looking Back
• Gold Mine Proposed in Jefferson County
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
