About Us - Our Writer
William M. Clem
Mr. Clem is a consulting mining geologist with 35 years of working experience in geological-related activities. Five years of his experience were in petroleum exploration and production, and the other 30 years in various mineral exploration and production activities. Clem authored a book entitled Gold and Silver: Prospecting, Testing, Mining, Processing. He has also authored several articles on leaching technology.
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