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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?
Eolian Placer Gold
I would first like to mention that I am not a geologist. I have, however, spent the last 8 years intently searching for gold nuggets with a metal detector. I have found gold in numerous locations, and in several different types of gold deposits.
Modern Mining Reclamation
A study showed that between 1930 and 1980, only a quarter of one percent of the land in the United States was used in all mining applications combined, including surface mining, tailings disposal, underground mines, and all mineral processing facilities.
Special Editorial: Gold Anti-Trust Action Committee Believes They Have the Evidence
The Legislative Update and Company Notes columns were pulled this issue to make room for this important, breaking news.
Get The Lead Out!
If you do the math, it equates to about $1,500 of heavy metal value per three-hour dive. This is good wages, and you are doing a service to the environment by removing this toxic metal.
Rattler's Gold
Rick donned a pair of fiberglass shin guards that he normally wore dredging, just in case he uncovered the rattlesnake during his digging and rock moving. I wasn’t convinced they were going to provide enough protection.
Platinum Group Metals
Platinum is only one of a group of related metals that are referred to as platinum group metals (PGMs), because platinum in its native state usually contains all six metals of the group along with some iron.
Melman on Gold & Silver
As many long time readers know, one of my favorite sayings is the Asian expression, "May you live in interesting times." We sure do and if you didn't believe it before, just consider the latest word from the international markets.
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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
