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This paper reports results of studies on the influence of the crystallographic mineral structure on the process of pyrite and marcasite leaching. Kinetic studies show that the crystallographic structure of minerals like FeS2 type does not influence the efficiency of the process.
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Opis fizyczny
p.87-90,fig.
Twórcy
Bibliografia
- 1. BOSECKER K.: Bioleaching: metal solubilization by micro organisms. FEMS Microbiology Reviews, 20, 591-601, 1997.
- 2. FREE M.L., OLMAN T.O., NAGPAL S., DAHLSTROM D.A., Bioleaching of sulfide ores-distinguishing between in direct and direct mechanisms. Mineral Bioprocessing, edited by R.W. Smith and M. Misra, 485-495, 1991.
- 3. GHERKE T., TELEGDI J., THIERRY D., SAND W., Importance of Extracellular polimeric Substances from Thiobacillus ferrooxidans for Bioleaching. Appl. Environ. Microbiol., 64(7), 2743, 1998.
- 4. LEDUC L.G, FERRONI G.D., The chemolitotrophic bacterium Thiobacillus ferrooxidans. FEMS Microbiology Reviews, 14, 103, 1994.
- 5. SILVERMAN M.P., Mechanism of bacterial pyrite oxidation. J. Bacteriology, 94, 1046, 1967.
- 6. FLOWER T.A, CRUNDWELL F.K., Leaching of Zinc Sulfide by Thiobacillus ferrooxidans. Experiments with a Controlled Redox Potential Indicate No Direct Bacterial Mechanism. Appl. Environ. Microbiol., 64 (10), 3570, 1998.
- 7. SCHIPPERS A., SAND W., Bacterial leaching of metal sulfides Proceeds by two indirect mechanisms via Thiosulphate or via Polysulphides and sulfur. Appl. Environ. Microbiol., 65 (1), 319, 1999.
- 8. SCHIPPERS A., SAND W., Sulfur chemistry in metal sulfide oxidation. Proceedings ICCS '97, edited by Ziegler et al. 1643-1646, 1997.
- 9. MARCZENKO Z., Kolorymetryczne oznaczanie pierwiastkow. Wydawnictwo Naukowo-Techniczne, Warszawa 1967
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Bibliografia
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bwmeta1.element.agro-article-b81f6872-d304-47c2-a12b-ca2f90890d16