Wilpena Group

geology

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geologic history of Australia

  • Map showing the country of Australia divided into its states and territories with major cities and surrounding bodies of water, including the Indian Ocean, Coral Sea, Tasman Sea, and Pacific Ocean.
    In Australia: The Precambrian

    The late Adelaidean Umberatana and Wilpena groups unconformably succeed older rocks. The Umberatana group contains a rich record of two glaciations: the older Sturtian glaciation is indicated by glaciomarine diamictites deposited on a shallow shelf and at the bottom of newly rifted troughs; the younger Marinoan glaciation is represented by…

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