Increasing leaching rate of gold cyanide of two-stage calcination generated from refractory ore containing arsenopyrite and pyrrhotite - Dang, Xiao-E; Ke, Wen-Shuai; Tang, Chen; Lv, Jun; Zhou, Xue; Liu, Cheng-Peng (Rare metals, 2016)
Keywords: Arsenic; Arsenopyrite; Biomaterials; Calcination; Chemistry and Materials Science; Cyanide process; Cyanides; Dissolution; Energy; Energy consumption; Gold; Gold cyanide; Hematite; High temperature; Leaching; Materials Engineering; Materials Science; Metallic Materials; Metallurgy; Mineralogy; Nanoscale Science and Technology; Oxidation; Physical Chemistry; Plant layout; Pretreatment; Pyrrhotite; Raw materials; Refractory ores; Residues; Roasting; Sulfur; Sulfuric acid; 毒砂; 氰化金; 浸出时间; 煅烧; 矿石; 磁黄铁矿; 酸预处理; 金浸出率; Hematite; Locked gold; Cosolvent B; Pretreatment; Two-stage calcination