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(1) single flotation: Suichang gold beneficiation plant.
(2) Mercury -flotation combined process: Jiapigou Gold Mine Concentrator.
(3) Re-election-amalgamation-flotation: Xiangxi Gold Mine Woxi Concentrator.
(4) Mercury-re-election-flotation: Minnan Gold Mine Gold Field Concentrator.
(5) Re-election - flotation - roasting: Golden Cave Gold Mine Concentrator.
(6) Flotation-Cyanide: Zhaoyuan Gold Mine Linglong Concentrator, Xincheng Gold Mine Concentrator.
(7) Gold mud cyanidation (direct cyanidation): Chaihulanzi gold mine cyanide plant.
(8) Cyanide-carbon slurry: Zhangjiakou Gold Mine Carbon Pulp Plant, Golden Sunshine Gold Mine (USA).
(9) Pressurized Oxidation - Carbon Pulp: McLaughlin Gold Mine (USA).
(10) Thiourea: Longshui Gold Mine Longshuiling Plant.
The typical selection process and production examples of vein gold ore are as follows: