Treatment of Refractory Gold Ores - XPS | Expert Process Solutionsrecommendation as to which of the alternatives best suits the client's needs followed . While the recovery of free milling gold by gravity and direct cyanidation is.what is the best mill for gold ore,The process mineralogy of gold: The classification of ore typesgold ores can be broadly subdivided into free-milling and refractory types. The former are relatively easy to treat and give good gold recoveries (> about. 90%).OPTIMISATION OF GOLD RECOVERY BY . - Science DirectA problem with copper-gold ores is the high cyanide consumption. . grinding mill is important to reduce the recirculating load of gold, thus . Isherwood (1993), the collector S-701 exhibits its highest gold recovery from a gold-pyrite ore at a pH.
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