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As(III)-sulfide minerals

(Dittmar et al, 2007 Environmental Science & Technology, Roberts et al, 2007 Environmental Science & Technology). Diagram based on that in (Polizotto et al, 2006 Chemical Geology). Oxidation => As Immobilization (Dry Season). As(III)-sulfide minerals. As(III). Fe(III) hydroxides.

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As(III)-sulfide minerals

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  1. (Dittmar et al, 2007 Environmental Science & Technology, Roberts et al, 2007 Environmental Science & Technology) Diagram based on that in (Polizotto et al, 2006 Chemical Geology) Oxidation => As Immobilization (Dry Season) As(III)-sulfide minerals As(III) Fe(III) hydroxides As(III) Aqueous As(III) Mobilized to Depth (Polizotto et al, 2006 Chemical Geology) (Harvey 2006) Reduction => As Mobilization (Monsoon Season) microbial respiration, driven by organic carbon from ponds (Harvey et al, 2006 Chemical Geology)

  2. Diurnal in addition to Seasonal Redox Cycles? Oxidation => As Immobilization As(III)-sulfide minerals As(III) Fe(III) hydroxides As(III) Aqueous As(III) Mobilized to Depth Reduction => As Mobilization microbial respiration, driven by organic carbon from ponds

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