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how to make a simple home ball mill for gold ore

This is the type of richgoldquartzorewith visible pieces of freegoldthat one might find while out prospecting with a metal detector. Tomakea "Dolly," cut a square hole, (in a hollow basin in the top of a solid block, or section of a log firmly planted on the bank of a stream), six inches wide ; fit in wrought iron bars, six inches long ...

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