KEENE ENG. ADV. PROSPECTING & DETECTING FOR HARD ROCK GOLD

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KEENE ENG. ADV. PROSPECTING & DETECTING FOR HARD ROCK GOLD

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Product Information Covers the relationship of regional geology to the types of placer deposits with emphasis on epithermal deposits forming eluvial placers and how to metal detect them. Also includes plans on how to build a dry washer. 116 pages ( P/N B570 )