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Platinum Group Metals
May 1999 by William M. Clem
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.Hardrock in Downieville
A recent weekend trip found us leaving the Grass Valley, California area to meet up with some friends in Downieville.
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What are these rocks?
Silverton's Gold
Within this area, about two million ounces of gold and fifty million ounces of silver have been mined. Faults, dikes, veins and fissures that carry the ore form a concentric radial pattern—like spokes on a wagon wheel—around the caldera core.
Melman on Gold & Silver
Long-term, the outlook remains very favorable—but the obvious and important question is when we might expect a solid bull market revival to take place.
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