Electrochemical studies on interplay of mineralogical variation and particle size on bioleaching low grade complex sulphide ores

Transactions of Nonferrous Metals Society of China (English Edition)

Volumn 19, Issue 5, 2009, Pages 1312-1325

  OLUBAMBI, P A ^a   POTGIETER, J H ^b   NDLOVU, S ^c   BORODE, J O ^d  

^a TSHWANE UNIVERSITY OF TECHNOLOGY   (South Africa)

^b MANCHESTER METROPOLITAN UNIVERSITY   (United Kingdom)

^c UNIVERSITY OF THE WITWATERSRAND   (South Africa)

^d FEDERAL UNIVERSITY OF TECHNOLOGY   (Nigeria)

Author keywords

bioleaching; electrochemical study; ore mineralogy; particle size; sulphide ore

Indexed keywords

ACIDITHIOBACILLUS FERROOXIDANS; ACIDITHIOBACILLUS THIOOXIDANS; COMPLEX SULPHIDE ORE; DISSOLUTION BEHAVIOUR; DISSOLUTION RATES; ELECTROCHEMICAL BEHAVIOUR; ELECTROCHEMICAL INVESTIGATIONS; ELECTROCHEMICAL STUDIES; ELECTROCHEMICAL TECHNIQUES; GALVANIC INTERACTION; LEPTOSPIRILLUM FERROOXIDANS; LOW GRADE; MESOPHILIC; MINERAL PHASE; ORE MINERALOGY; PARTICULATE ELECTRODE; PHASE DISTRIBUTION; PHYSICAL EFFECTS; RICH PHASE; SEM STUDY; SULPHIDE MINERALS; SULPHIDE ORE; SULPHIDE ORES;

BIOLEACHING; COMPLEXATION; CRYSTALLOGRAPHY; DISSOLUTION; ELECTROCHEMICAL CORROSION; ELECTROCHEMICAL ELECTRODES; EXPERIMENTS; METAL RECOVERY; MINERALOGY; MINERALS; ORES; PLATINUM ORE TREATMENT; SILICATE MINERALS; ZINC SULFIDE;

PARTICLE SIZE;

EID: 76449101124     PISSN: 10036326     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1003-6326(08)60443-4     Document Type: Article

References (34)

1. MWALE A.H., MUSONGE P., and FRASER D.M. The influence of particle size on energy consumption and water recovery in comminution and dewatering system [J]. Minerals Engineering 18 9 (2005) 915-926
2. NEMATI M., LOWENADLER J., and HARRISON S.T.L. Particle size effects in bioleaching of pyrite by acidophilic thermophile sulfolobus metallicus (BC) [J]. Applied Microbiology and Biotechnology 53 (2000) 173-179
3. SHRIHARI R.K., GANDHI K.S., and NATARAJAN K.A. Role of cell attachment in leaching of chalcopyrite mineral by Thiobacillus ferrooxidans [J]. Applied Microbiology and Biotechnology 36 (1991) 278-282
4. MAZUELOS A., PALENCIA I., ROMERO R., RODRIGUEZ G., and CARRANZA F. Ferric iron production in packed bed bioreactors: Influence of pH, temperature, particle size, bacterial support material and type of air distributor [J]. Minerals Engineering 14 (2001) 507-514
5. NIKOLOV L., VALKOVA-VALCHANOVA, and MEHOCHEV D. Oxidation of high ferrous iron concentration by chemolithotrophic T. ferrooxidans in packed bed bioreactors [J]. Journal of Biotechnology 7 (1988) 87-94
6. MAKITA M., ESPERÓN M., PEREYRA B., LÓPEZ A., and ORRANTIA E. Reduction of arsenic content in a complex galena concentrate by Acidithiobacillus ferrooxidans [J]. Bio Med Central (BMC) Biotechnology 4 (2004) 22
7. DEVECI H. Effect of solids on viability of acidophilic bacteria [J]. Minerals Engineering 15 (2002) 1181-1189
8. DEVECI H. Effect of particle size and shape of solids on the viability of acidophilic bacteria during mixing in stirred tank reactors [J]. Hydrometallurgy 71 (2004) 385-396
9. DEVECI H., AKCIL A., and ALP I. Bioleaching of complex zinc sulphides using mesophilic and thermophilic bacteria: Comparative importance of pH and iron [J]. Hydrometallurgy 73 (2004) 293-303
10. TORMA A.E., WALDEN C.C., DUNCAN D.W., and BRANION R.M.R. The effect of carbon dioxide and particle surface area on the microbiological leaching of a zinc sulphide concentrate [J]. Biotechnology and Bioengineering 14 (1972) 777-786
11. PINCHES A., AL-JAID F.O., and WILLIAMS D. Leaching of chalcopyrite concentrates with Thiobacillus ferrooxidans in batch culture [J]. Hydrometallurgy 2 (1976) 87-103
12. HOSSAIN S.M., DAS M., BEGUM K.M.M.S., and ANANTHARAMAN N. Bioleaching of zinc sulphide (ZnS) ore using Thiobacillus ferrooxidans [J]. Institution of Engineers (India) Chemical Division 85 (2004) 7-11
13. GONZALEZ R., GENTINA J.C., and ACEVEDO F. Attachment behaviour of Thiobacillus ferrooxidans cells to refractory gold concentrate particles [J]. Biotechnology Letters 21 (1999) 715-718
14. GONZALEZ R., GENTINA J.C., and ACEVEDO F. Biooxidation of a gold concentrate in a continuous stirred tank reactor: Mathematical model and optimal configuration [J]. Biochemical Engineering Journal 19 (2004) 33-42
15. HANSFORD G.S., and CHAPMAN J.T. Batch and continuous biooxi- dation kinetics of a refractory gold-bearing pyrite concentrate [J]. Minerals Engineering 5 (1992) 597-612
16. OLUBAMBI P.A., NDLOVU S., POTGIETER J.H., and BORODE J.O. Effects of ore mineralogy on the microbial leaching of low-grade complex sulphide ores [J]. Hydrometallurgy 86 (2007) 96-104
17. CRUZ R., LUNA-SÁNCHEZ R.M., LAPIDUS G.T., GONZÁLEZ I., and MONROY M. An experimental strategy to determine galvanic interactions affecting the reactivity of sulfide mineral concentrates [J]. Hydrometallurgy 78 (2005) 198-208
18. OLUBAMBI P.A., NDLOVU S., POTGIETER J.H., and BORODE J.O. Influence of applied mineralogy in developing optimal hydrometallurgical processing route for complex sulphide ores [J]. Mineral Processing and Extractive Metallurgy Review 27 (2006) 143-158
19. MUNOZ J.A., GOMEZ C., BALLESTER A., B1AZQUEZ M.L., and GONZALEZ F. Electrochemical behaviour of chalcopyrite in the presence of silver and Sulfolobus bacteria [J]. Journal of Applied Electrochemistry 28 (1998) 49-56
20. LU Z.Y., JEFFREY M.I., and LAWSON F. An electrochemical study of the effect of chloride ions on the dissolution of chalcopyrite in acidic solutions [J]. Hydrometallurgy 56 (2000) 145-155
21. MUNOZ J.A., B1AZQUEZ M.L., GONZALEZ F., BALLESTER A., ACEVEDO F., GENTINA J.C., and GONZALEZ P. Electrochemical study of enargite bioleaching by mesophilic and thermophilic microorganisms [J]. Hydrometallurgy 84 (2006) 175-186
22. da SILVA G., LASTRA M.R., and BUDDEN J.R. Electrochemical passivation of sphalerite during bacterial oxidation in the presence of galena [J]. Minerals Engineering 16 (2003) 199-203
23. HIROYOSHI N., HIROTA M., HIRAJIMA T., and TSUNEKAWA M. Inhibitory effect of iron-oxidizing bacteria on ferrous-promoted chalcopyrite leaching [J]. Biotechnology and Bioengineering 64 (1999) 478-483
24. SHI S.Y., FANG Z.H., and NI J.R. Comparative study on the bioleaching of zinc sulphides [J]. Process Biochemistry 41 (2006) 438-446
25. SHI S.Y., FANG Z.H., and NI J.R. Electrochemistry of marmatite-carbon paste electrode in the presence of bacterial strains [J]. Bioelectrochemistry 68 (2006) 113-118
26. OLUBAMBI P.A., NDLOVU S., POTGIETER J., and BORODE J.O. Applied mineralogical studies of Nigerian bulk complex sulphide ore [C]. Conference Proceedings, 135th Annual Meeting of the Minerals, Metals and Materials Society (2006), TMS, San Antonio 83-91
27. WEISENER C.G., SMART R.S.C., and GERSON A.R. A comparison of the kinetics and mechanism of acid leaching of sphalerite containing low and high concentrations of iron [J]. International Journal of Mineral Processing 74 (2004) 239-249
28. d'HUGUES P., CEZAC P., CABRAL T., BATTAGLIA F., TRUONG-MEYER X.M., and MORIN D. Bioleaching of a cobaltiferous pyrite: A continuous laboratory-scale study at high solids concentration [J]. Minerals Engineering 10 (1997) 507-527
29. ROSSI G. The design of bioreactors [J]. Hydrometallurgy 59 (2001) 217-231
30. 2) by using electrochemical techniques [J]. International Journal of Mineral Processing 62 (2001) 41-64
31. SANTHIYA D., SUBRAMANIAN S., and NATARAJAN K.A. Surface chemical studies on galena and sphalerite in the presence of Thiobacillus thiooxidans with reference to mineral beneficiation [J]. Minerals Engineering 13 (2001) 747-763
32. NDLOVU S., and MONHEMIUS A.J. Correlations between reaction rates and the evolution of corrosion pits in the bacterial leaching of pyrite [J]. Transactions-Institution of Mining and Metallurgy. Section C. Mineral Processing and Extractive Metallurgy 112 2 (2003) 102-108
33. SANTHIYA D., SUBRAMANIAN S., NATARAJAN K.A., RAO K.H., and FORSSBERG K. Bio-modulation of galena and sphalerite surfaces using Thiobacillus thiooxidans [J]. International Journal of Minerals Processing 62 (2001) 121-141
34. PACHOLEWSKA M. Bioleaching of galena flotation concentrate [J]. Physicochemical Problems of Mineral Processing 38 (2004) 281-290