An electrochemical study of the effect of additives and electrolyte on the dissolution of gold in thiosulfate solutions

Hydrometallurgy

Volumn 73, Issue 3-4, 2004, Pages 305-312

  Chandra, I ^a   Jeffrey, M I ^a  

^a MONASH UNIVERSITY   (Australia)

Author keywords

Dissolution; Gold; Thiosulfate solutions

Indexed keywords

ADDITIVES; DISSOLUTION; ELECTROLYTES; GOLD; ION EXCHANGE; LEACHING; OXIDATION; REACTION KINETICS; SOLUTIONS;

CYANIDATION; HOMOGENOUS REDUCTION; STANDARD POTENTIAL; THIOSULFATE SOLUTIONS;

ELECTROCHEMISTRY;

EID: 1942484401     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.hydromet.2003.12.002     Document Type: Article

References (19)

1. Abbruzzese C., Fornari P., Massidda R., Veglio F. Thiosulphate leaching for gold hydrometallurgy. Hydrometallurgy. 39(1-3):1995;265-276.
2. Breuer P.L., Jeffrey M.I. Thiosulfate leaching kinetics of gold in the presence of copper and ammonia. Minerals Engineering. 13(10-11):2000;1071-1081.
3. Breuer P.L., Jeffrey M.I. An electrochemical study of gold leaching in thiosulfate solutions containing copper and ammonia. Hydrometallurgy. 65(2-3):2002;145-157.
4. Breuer P.L., Jeffrey M.I. Copper catalysed oxidation of thiosulfate by oxygen in gold leach solutions. Minerals Engineering. 16(1):2003;21-30.
5. Breuer P.L., Jeffrey M.I., Tan E.H.K., Bott A.W. The electrochemical quartz crystal microbalance as a sensor in the gold thiosulfate leaching process. Journal of Applied Electrochemistry. 32(10):2002;1167-1174.
6. Byerley J.J., Fouda S.A., Rempel G.L. Activation of copper(II) amine complexes by molecular oxygen for the oxidation of thiosulfate ions. Journal of the Chemical Society. Dalton Transactions. 1975;1329-1338.
7. Chen J.Y., Deng T., Zhu G.C., Zhao J. Leaching and recovery of gold in thiosulfate based system - a research summary at ICM. Transactions of the Indian Institute of Metals. 49(6):1996;841-849.
8. Choo W.L., Jeffrey M.I. An electrochemical study of copper cementation of gold(I) thiosulfate. Hydrometallurgy. 71(3-4):2004;351-362.
9. Gong Q., Hu J., Cao C. Kinetics of gold leaching from sulfide gold concentrates with thiosulfate solution. Transactions of Nonferrous Metals Society of China. 3(4):1993;30-36.
10. Jeffrey M.I. Kinetic aspects of gold and silver leaching in ammonia-thiosulfate solutions. Hydrometallurgy. 60:2001;7-16.
11. Jeffrey M.I., Ritchie I.M. The leaching of gold in cyanide solutions in the presence of impurities: II. The effect of silver. Journal of the Electrochemical Society. 147(9):2000;3272-3276.
12. Jeffrey M.I., Zheng J., Ritchie I.M. Development of a rotating electrochemical quartz crystal microbalance for the study of metal leaching and deposition. Measurement Science and Technology. 11(5):2000;560-567.
13. Jiang T., Chen J., Xu S. Electrochemistry and mechanism of leaching gold with ammoniacal thiosulfate. XVIII International Mineral Processing Congress. 1993;1141-1146 Australasian Institute of Mining and Metallurgy, Parkville, Victoria.
14. Nicol M.J., O'Malley G. Recovering gold from thiosulfate leach pulps via ion exchange. Journal of Metals. 54(10):2002;44-46.
15. Nicol M., Fleming C., Paul R. The chemistry of the extraction of gold. Stanley G.G. The Extractive Metallurgy of Gold. 1987;831-905 South African Institute of Mining and Metallurgy, Johannesburg, S. Africa.
16. Ritchie I.M., Bailey S., Woods R. The metal-solution interface. Advances in Colloid and Interface Science. 80(3):1999;183-231.
17. Wan R.Y. Importance of Solution Chemistry for Thiosulphate Leaching of Gold, World Gold '97. 1997;159-162 The Australasian Institute of Mining and Metallurgy, Carlton, Victoria.
18. Wang X.P., Issaev N., Osteryoung J.G. A novel gold electroplating system - gold(I)-iodide-thiosulfate. Journal of the Electrochemical Society. 145(3):1998;974-981.
19. Zhang S., Nicol M.J. An electrochemical study of the dissolution of gold in thiosulfate solutions: Part I. Alkaline solutions. Journal of Applied Electrochemistry. 33:2003;767-775.