2016 jaw crusher concentrated gold ore from hard rock. Jun 12, 2013 Testing hard rock ore for a client. The sample contained free gold, galena with associated silver, and pyrrhotite. The galena appears as a blue gray band on the shaker table. The system is composed of a 4x6 jaw crusher, 20 impact mill, a rotary screen 20 mesh, and a.Free consultation 40 years of industry experience providing one-stop solution
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