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Additional Note Regarding "Strategic Metals—Part II"
January 2014 by Scott Harn
From the December 2013 issue:Quit While You’re Goin’ Good
Then I came to a section of recently exposed gravel that looked unworked. Water seeped out all around, making the ground beneath a sea of slick mud.
Tight Budgets Force Forest Service to Cut Back
Seasonal wilderness-area rangers have been among the first to go as Forest Service managers juggle budget demands.
Picks & Pans: Mining in Ghana
I recently returned from Ghana, West Africa. My time there was not a two-week tourist trip, but rather a time to discover the real Ghana, and to determine if I might have a future there in the mining business. I stayed almost three years.
Gold Deposits in Skarn
Skarn consists of coarse-grained calcium, magnesium, iron, and aluminum silicates formed by hydrothermal solutions, which replace limestone or dolomite near the contact with an igneous intrusion. The contact metamorphism is usually caused by an intrusion such as quartz monzonite, granodiorite, or similar rock type, which may or may not be mineralized.
Take it to Bedrock
Picking the right spot to placer has to do with years of experience, and a little luck. The textbooks can tell you where it should be, but sometimes the rules just don’t seem to apply.
Pinpointing for Gold
This rock had been with a family for many years and they were cleaning up an old workshop that had lots of minerals and miscellaneous “ore” samples.
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