Title : Processing of arsenopyritic gold concentrates by partial bio-oxidation followed by bioreduction.

Pub. Date : 2011 Aug 1

PMID : 21707056






1 Functional Relationships(s)
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1 Experiments at 35 C using a refractory concentrate showed that at pH 2 arsenopyrite is preferentially partially oxidized over pyrite and that elemental sulfur can be subsequently converted into H(2)S at pH 5 via bioreduction using H(2) gas. pyrite polyhomeotic homolog 2 Homo sapiens