Comparison on the leaching kinetics of chalcocite and pyrite with or without bacteria

Rare Metals

Volumn 29, Issue 6, 2010, Pages 552-556

  Ruan, Renman ^a,b   Zhou, E ^c   Liu, Xingyu ^b,d   Wu, Biao ^d   Zhou, Guiying ^d   Wen, Jiankang ^d  

^a CENTRAL SOUTH UNIVERSITY   (China)

^b Zijin Mining Group Co Ltd   (China)

^c INSTITUTE OF PROCESS ENGINEERING   (China)

^d GENERAL RESEARCH INSTITUTE FOR NONFERROUS METALS   (China)

Author keywords

bioleaching; chalcocite; kinetic model; pyrite

Indexed keywords

ACID LEACHING; CHALCOCITE; COPPER RECOVERY; DISSOLUTION RATES; EXPERIMENTAL DATA; FERRIC LEACHING; IRON DISSOLUTION; KINETIC MODEL; LEACHING KINETICS; LEACHING RATES; LEACHING TEST; PARTICLE MODEL; RATE DETERMINING STEP; RETENTION TIME; SHRINKING CORE; STIRRED REACTORS;

BIOLEACHING; COPPER; HYDROMETALLURGY; KINETIC THEORY; METAL RECOVERY; OPTICAL GLASS;

DISSOLUTION;

EID: 78650474279     PISSN: 10010521     EISSN: 18677185     Source Type: Journal    
DOI: 10.1007/s12598-010-0167-3     Document Type: Article

References (16)

1. A. Schippers W. Sand 1999 Bacterial leaching of metal sulfide proceeds by two indirect mechanisms via thiosulfate or via polysulfides and sulfur Appl. Environ. Microbiol. 65 319 1:CAS:528:DyaK1MXjvVymtg%3D%3D 9872800
2. R.L. Braun A.E. Lewis M.E. Wadsworth 1974 In-place leaching of primary sulfide ores: laboratory leaching data and kinetics model Metall. Trans. 5 1717 1:CAS:528:DyaE2cXlt1Cmu78%3D 10.1007/BF02644133
3. G.D. Silva 2004 Relative importance of diffusion and reaction control during the bacterial and ferric sulphate leaching of zinc sulphide Hydrometallurgy 73 313 10.1016/j.hydromet.2003.12.004
4. X. Liu B. Wu B. Chen J. Wen R. Ruan G. Yao D. Wang 2010 Bioleaching of chalcocite started at different pH: Response of the microbial community to environmental stress and leaching kinetics Hydrometallurgy 103 1 1:CAS:528:DC%2BC3cXms1elur4%3D 10.1016/j.hydromet.2010.02.002
5. M. Boon K.C.A.M. Luyben J.J. Heijen 1998 The use of on-line off-gas analyses and stoichiometry in the bio-oxidation kinetics of sulfide minerals Hydrometallurgy 48 1 1 1:CAS:528:DyaK1cXhsFeitrg%3D 10.1016/S0304-386X(97)00074- 1
6. M. Boon J.J. Heijnen 1998 Chemical oxidation kinetics of pyrite in bioleaching processes Hydrometallurgy 48 1 27 1:CAS:528:DyaK1cXhsFeitrk%3D 10.1016/S0304-386X(97)00072-8
7. R. Ruan J. Wen J. Chen 2006 Bacterial heap-leaching: practice in Zijinshan Copper Mine Hydrometallurgy 83 77 1:CAS:528:DC%2BD28XnsFGgsr0%3D 10.1016/j.hydromet.2006.03.048 (Pubitemid 44160532)
8. N. May D.E. Ralph G.S. Hansord 1997 Dynamc redox potential measurement for determining the ferric leach kinetics of pyrite Miner. Eng. 10 11 1279 1:CAS:528:DyaK1cXit1OjtA%3D%3D 10.1016/S0892-6875(97)00114-3
9. S.B. Yunker J.M. Radovich 1986 Enhancement of growth and ferrous iron oxidation rates of thiobacillus ferrooxidans by electrochemical reduction of ferric iron Biotechnol. Bioeng. 28 12 1867 1:CAS:528:DyaL2sXmsFygtw%3D%3D 10.1002/bit.260281214 18555304 (Pubitemid 17000272)
10. Y. Konishi H. Nishimura S. Asai 1998 Bioleaching of sphalerite by the acidophilic thermophile Acidianus brierleyi Hydrometallurgy 47 2-3 339 1:CAS:528:DyaK1cXhtFyhtrk%3D 10.1016/S0304-386X(97)00057-1
11. M.N. Herrera J.V. Wiertz P. Ruiz H.J. Neuberg R. Badilla-ohlbaum 1989 A phenomenological model of the bioleaching of complex sulfide ores Hydrometallurgy 22 1-2 193 1:CAS:528:DyaL1MXltFymt7k%3D 10.1016/0304-386X(89) 90050-9
12. S. Asai Y. Konishi K. Yoshida 1992 Kinetics model for batch bacterial dissolution of pyrite particles by Thiobacillus ferrooxidans Chem. Eng. Sci. 47 1 133 1:CAS:528:DyaK38XmsVSnuw%3D%3D 10.1016/0009-2509(92)80207-S
13. E. Olanipekun 1999 A kinetic study of the leaching of a nigerian ilmenite ore by hydrochloric acid Hydrometallurgy 53 1 1 1:CAS:528:DyaK1MXksV2rtrg%3D 10.1016/S0304-386X(99)00028-6
14. T. Rohwerder A. Schippers W. Sand 1998 Determination of reaction energy valus for biological pyrite oxidation by calorimetry Thermochim. Acta 309 1 79 1:CAS:528:DyaK1cXhtFyntbo%3D 10.1016/S0040-6031(97)00352-3
15. Samuel A.B., Kinetics of Leaching of Chalcocite in Acid Ferric Sulfate Media: Chemical and Bacterial Leaching [Dissertation], University of British Columbia, Canada, 1999.
16. W. Sand T. Gehrke P.G. Jozsa A. Schippers 2001 (Bio)chemistry of bacterial leaching-direct vs. indirect bioleaching Hydrometallurgy 59 159 1:CAS:528:DC%2BD3MXht1KhsrY%3D 10.1016/S0304-386X(00)00180-8 (Pubitemid 32077436)