Mechanisms of bioleaching of a refractory mineral of gold with Thiobacillus ferrooxidans

International Journal of Mineral Processing

Volumn 62, Issue 1-4, 2001, Pages 187-198

  Nestor, D ^a   Valdivia, U ^a   Chaves, A P ^a  

^a UNIVERSITY OF SÃO PAULO   (Brazil)

Author keywords

Activity oxidative; Cellular protein; Free and stuck cell; Refractory gold; Sulphides; Thiobacillus ferrooxidans

Indexed keywords

BACTERIA; GOLD; LEACHING; PH; REFRACTORY METALS; SULFIDE MINERALS;

CULTIVATION MEDIA;

MINERALOGY;

BACTERIUM; BIOLOGICAL TREATMENT; GOLD; LEACHING; REFRACTORY MATERIAL;

EID: 0035341330     PISSN: 03017516     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0301-7516(00)00052-1     Document Type: Article

References (18)

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2. A rapid and sensitive method for the quantitation of microgram quantities of protein utilizing the principle of protein-dye binding
3. Transmembrane electrical potential and transmembrane pH gradient in the acidophilic Thiobacillus ferrooxidans
4. Surface chemistry of Thiobacillus ferrooxidans relevant to adhesion on mineral surfaces
5. Growth of Thiobacillus ferrooxidans on elemental sulfur
6. Growth of Thiobacillus ferrooxidans: A novel experimental design for batch growth and bacterial leaching studies
7. Estimation of mineral-adhered biomass of Thiobacillus ferrooxidans by protein assay-some problems and remedies
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9. Bioleaching of zinc sulfide concentrate by Thiobacillus ferrooxidans
10. Ore leaching by bacteria
11. The role of surface attachment of Thiobacillus ferrooxidans on the biooxidation of pyrite
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13. Sulfur-dependent inhibition of protein and RNA synthesis by iron-grown Thiobacillus ferrooxidans
14. Competitive inhibition of ferrous iron oxidation by Thiobacillus ferrooxidans by increasing concentration of cells
15. Ferrous iron and sulphur oxidation and ferric iron reduction activities of Thiobacillus ferrooxidans are affected by growth on ferrous iron, sulphur or a sulphide ore
16. Bacterial oxidation for gold extraction from olympias refractory arsenical pyrite concentrate
17. Studies on the growth of T. ferrooxidans: I. Use of membrane filters and ferrous iron agar to determine viable number and comparison with 14CO2-fixation and iron oxidation as measure of growth
18. Use of epifluorescence microscopy for characterizing the activity of Thiobacillus ferrooxidans on iron pyrite