Mining Pegmatite Deposits
July 2018 by Chris Ralph
With successively lower temperatures as the water mixture cools, new sets of minerals are formed and many of those stable at a higher degree of heat became subject to alteration as the temperature progressively moved lower.
I thought things started off okay until I realized I had forgotten some of my gear and had to return to the house. My troubled start was not helped when my boy came up to me a few minutes after my return to show me his first nugget of the day.
On my weekends off I spent many hours dredging the Second Broad River from Cane Creek Road up to the headwaters. I used a three-inch dredge with air and graduated to a five-inch with air.
It’s accepted knowledge that wet methods will recover more fine gold than dry methods and processing the gravel as a whole will get more gold than only using a metal detector. The question is how much more?
The 15 rare earth elements were discovered long after the gold rush began to wane, but demand for them only took off over the past 10 years...
...this county contained some of the richest placer ground found in all of California and still produces some pretty impressive finds to this day.
We were met with a plethora of mechanical problems with the dry washer and even a few with the excavator that were at times frustrating, but we were in this for the long haul, so we needed to solve these problems and move forward.
It took me awhile before I finally got a nice mellow signal. My nugget turned out to weigh in about two dwt (pennyweight). Over the next few hours, we all picked up a few more nuggets apiece.
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