Electrochemical aspects of selective bioleaching of sphalerite and chalcopyrite from mixed sulphides

Jyothi, N. ; Sudha, K. N. ; Natarajan, K. A. (1989) Electrochemical aspects of selective bioleaching of sphalerite and chalcopyrite from mixed sulphides International Journal of Mineral Processing, 27 (3-4). pp. 189-203. ISSN 0301-7516

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Official URL: http://linkinghub.elsevier.com/retrieve/pii/030175...

Related URL: http://dx.doi.org/10.1016/0301-7516(89)90064-1

Abstract

The influence of galvanic interactions in the bioleaching of mixed sulphides containing pyrite, chalcopyrite, galena and sphalerite is discussed with respect to different binary, ternary and quaternary mixtures. Galvanic currents and combination potentials, measured in different combinations could be correlated with the observed leaching behaviour of chalcopyrite and sphalerite. Scanning electron micrographs are used to illustrate the surface morphology of leached mineral surfaces.

Item Type:Article
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ID Code:30795
Deposited On:27 Dec 2010 08:14
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