
gold genie 18 gold wheel black mining. we carry the prospector and miner models of the gold genie spiral panning machine with great prices, fast delivery and no sales tax ph 541.622.8225 m-f, 9-4 pst great prices, fast shipping and no sales tax. gold concentrators,gold spiral wheel concentrators,gold, with a specific gravity of 15 to 19.3, and black sands at 5 to 6, when properly screened down to approximately the same size, will allow the gold to be easily separated using a good spiral wheel concentrator.