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Publications

  • Deep-seated fractionation during the rise of a small-volume basalt magma batch: Crater Hill, Auckland, New Zealand

    Authors
    I.E.M. Smith, Colin J. N Wilson, B.F. Houghton, S. Blake
    Journal
    Contributions to Mineralogy and Petrology
    Year
    2008
    Crater Hill is a small volume alkali olivine basalt volcano in the Auckland volcanic field. Crater Hill consists of a sequence of pyroclastic and effusive eruptive units of which the earliest have low... REGISTER NOW TO SEE MORE

  • Structural controls on orogenic gold mineralisation in the Klondike goldfield, Canada

    Authors
    Dave Craw, D.J. Mackenzie, J. Mortensen
    Journal
    Mineralium Deposita
    Year
    2008
    The Klondike Schist that forms the basement rocks for the famous Klondike placer goldfield was emplaced as km-scale thrust slices in Early Jurassic time, along with some thin (10 to 30 m-scale) slices... REGISTER NOW TO SEE MORE

  • Golden bar gold deposit as an extension of the Hyde-Macraes Shear Zone, east Otago, New Zealand

    Authors
    Dave Craw, R.J. Norris, P. Jones
    Journal
    New Zealand Journal of Geology and Geophysics
    Year
    2007
    The Golden Bar gold mine pit near Macraes, east Otago, was developed in Textural Zone (TZ) 3 of the Otago Schist, at least 100 m structurally up-section from the Hyde-Macraes Shear Zone. This study te... REGISTER NOW TO SEE MORE

  • Pressure-oxidation autoclave as an analogue for acid-sulphate alteration in epithermal systems

    Authors
    Dave Craw
    Journal
    Mineralium Deposita
    Year
    2006
    Gold extraction at the Macraes gold mine in New Zealand involves concentration of pyrite and arsenopyrite, oxidation of those sulphides, then cyanidation. The ore concentrate is predominantly Otago Sc... REGISTER NOW TO SEE MORE

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