The ores were composed principally of iron pyrites (much decomposed), in a quartz matrix, with native gold in very irregular grains. Some portions, however, carried
DESCRIPTION: A flowsheet of Coarse gravity concentration followed by flotation circuit. ORE TREATED: On ores wherein base metals or gold bearing pyrite free at a
DESCRIPTION: Flotation of cyanide tailing after a Merrill-Crowe gold recovery circuit. ORE TREATED: Where ore bodies at depth have become more refractory and flotation ahead
DESCRIPTION: Flotation with cyanidation of flotation tailings. This flowsheet has a gravity gold recovery embedded into the grinding circuit’s ball mill discharge. ORE TREATED: Ores
DESCRIPTION: Flotation followed by cyanidation of flotation concentrates. In this flowsheet the flotation concentrates produced are reground and treated by cyanidation leaching. ORE TREATED: Sulphide
DESCRIPTION: Flotation followed by shaker table concentration in open circuit grinding. ORE TREATED: When the mineral in an ore is freed at a coarse mesh, this flowsheet
DESCRIPTION: Regrinding of scavenger flotation concentrate middling OR flotation cleaner tailing and refloating the ground product in closed circuit cleaning. ORE TREATED: Flotation middling containing valuable
DESCRIPTION: Coarse flotation followed by regrind of coarse rougher concentrate and selective flotation or cleaning. Coarse flotation tailings and reground rougher concentrate are processed over a
Table of ContentsSequential Flotation Circuit #1Selective flotation (sequential) flowsheet of three metalsSequential Flotation Circuit #2 A selective or sequential flotation flowsheet of two or more products.
DESCRIPTION: Flash Unit Flotation Cell in selective “gold” flotation circuit. ORE TREATED: The widest application of this flowsheet is on lead-zinc ore treatment, although it also