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Publications

  • Organic iron(III) speciation in surface transects across a frontal zone: The Chatham Rise, New Zealand

    Authors
    Keith Hunter, S. Sander, M.J. Ellwood, F. Tian
    Journal
    Marine and Freshwater Research
    Year
    2006
    Iron (Fe) is a critical nutrient in marine systems and the organic complexation of Fe is a central factor of the marine biogeochemistry of Fe. In the present study, total dissolved Fe and its organic ... REGISTER NOW TO SEE MORE

  • Mobilisation and bioavailability of arsenic around mesothermal gold deposits in a semiarid environment, Otago, New Zealand.

    Authors
    Dave Craw, L. Pacheco
    Journal
    TheScientificWorldJournal [electronic resource]
    Year
    2002
    Arsenopyrite (FeAsS) is the principal arsenic (As) mineral in mineralised mesothermal veins (typically 5,000 mg/kg As) in southeastern New Zealand. Groundwater in contact with arsenopyrite-bearing roc... REGISTER NOW TO SEE MORE

  • Determination of the Zn/Si ratio in diatom opal: A method for the separation, cleaning and dissolution of diatoms

    Authors
    Keith Hunter, M.J. Ellwood
    Journal
    Marine Chemistry
    Year
    1999
    A procedure is presented for the separation and the purification of diatoms from marine sediments prior to chemical analysis of the opal. The method has been optimised for the measurement of the Zn/Si... REGISTER NOW TO SEE MORE

  • Trace metal distributions across the continental shelf near Otago Peninsula, New Zealand

    Authors
    Keith Hunter, P.L. Croot
    Journal
    Marine Chemistry
    Year
    1998
    The distributions of the trace metals iron (Fe), copper (Cu) and cadmium (Cd) along with hydrological parameters (salinity, temperature and reactive phosphate) across the New Zealand continental shelf... REGISTER NOW TO SEE MORE

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