Roasting black sand to extract fine gold? GPEX. May 27, 2009· The gold you get from smaller than 80 to 100 is lost to just panning. And your blue bowl is a forced water system. There is no perfected small scale way to deal with cons that gets it all in one pass This is why I have went to making a better rocker. بیش; Separating gold/sand Tips 'n' Tricks PayDirt Forums. Aug 12, 2011 ...
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