Effect of iron in zinc silicate concentrate on leaching with sulphuric acid

Hydrometallurgy

Volumn 95, Issue 3-4, 2009, Pages 207-214

  Souza, A D ^a   Pina, P S ^b   Santos, F M F ^b   da Silva, C A ^b   Leao V A ^b  

^a 254 Departamento Geologia Centro   (Brazil)

^b Hydrometallurgy Laboratory Núcleo de Valorização de Materiais Minerais   (Brazil)

Author keywords

Iron content; Kinetics; Leaching; Willemite; Zinc recovery; Zinc silicate

Indexed keywords

ACIDS; ACTIVATION ENERGY; DISSOLUTION; FLOTATION; IRON ORES; LEACHING; MAGNETIC FIELD EFFECTS; MAGNETIC MATERIALS; MAGNETIC SEPARATION; MINERALS; ORES; OXIDE MINERALS; SILICATES; SULFURIC ACID; ZINC METALLURGY;

IMPURITIES REMOVALS; IRON CONCENTRATES; IRON CONTENT; IRON CONTENTS; IRON DISSOLUTIONS; MASS RECOVERIES; SMALL REDUCTIONS; SULPHURIC ACIDS; WILLEMITE; ZINC EXTRACTIONS; ZINC RECOVERIES; ZINC RECOVERY; ZINC SILICATE; ZINC SILICATES;

ZINC;

EID: 57149119462     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.hydromet.2008.05.049     Document Type: Article

References (15)

1. Abdel-Aal E.A. Kinetics of sulfuric acid leaching of low-grade zinc silicate ore. Hydrometallurgy 55 3 (2000) 247-254
2. Bodas M.G. Hydrometallurgical treatment of zinc silicate ore from Thailand. Hydrometallurgy 40 1-2 (1996) 37-49
3. Brook-Hunt. In: Brook Hunt (Ed). Mining and Metal Consultants, "Zinc Smelter Study" (2005), B.H.a.A. Ltd.
4. Çopur M., Özmetin C., Özmetin E., and Kocakerim M.M. Optimization study of the leaching of roasted zinc sulphide concentrate with sulphuric acid solutions. Chemical Engineering and Processing 43 8 (2004) 1007-1014
5. Espiari S., Rashchi F., and Sadrnezhad S.K. Hydrometallurgical treatment of tailings with high zinc content. Hydrometallurgy 82 1-2 (2006) 54-62
6. Georgiou D., and Papangelakis V.G. Sulphuric acid pressure leaching of a limonitic laterite: chemistry and kinetics. Hydrometallurgy 49 1-2 (1998) 23-46
7. Pappu A., Saxena M., and Asolekar S.R. Jarosite characteristics and its utilisation potentials. Science of the Total Environment 359 1 (2006) 232-243
8. Raghavan R., Mohanan P.K., and Patnaik S.C. Innovative processing technique to produce zinc concentrate from zinc leach residue with simultaneous recovery of lead. Hydrometallurgy 48 2 (1998) 225-237
9. Sohn H.Y., and Wadsworth M.E. Rate Processes of Extractive Metallurgy (1979), Plenum Press, New York 472 pp.
10. Souza A.D. Integration Process of the Treatment of Concentrates or Zinc Silicates Ore and Roasted Concentrate of Zinc Sulphides (2000)
11. Souza A.D. Cinética de lixiviação dos concentrados de zinco utilizados na Votorantim Metais (2007), Universidade Federal de Ouro Preto, Ouro Preto, MG, Brazil 112 pp.
12. Souza A.D., Pina P.S., Lima E.V.O., Silva C.A., and Leao V.A. A kinetic study of the sulphuric acid leaching of a zinc silicate calcine. Hydrometallurgy 89 (2007) 337-345
13. Szekely J., Evans J.W., and Sohn H.Y. Gas Solid Reactions (1976), Academic Press, New York 400 pp.
14. 2O ). Metall. Trans.B - Process Metallurgy 14 3 (1983) 335-346
15. Youcai Z., and Stanforth R. Extraction of zinc from zinc ferrites by fusion with caustic soda. Minerals Engineering 13 13 (2000) 1417-1421