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    • Columnar basalt rock columns, Organ Pipes near Mt Cargill, NZ.
    Rights: Peter MacMurchy Published 9 April 2010 Size: 210 KB Referencing Hub media

    Basalt is associated with great rock columns that are found in many places around the Earth, such as the Organ Pipes near Mt Cargill, Dunedin.

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      2. ARTICLE

      Volcanoes – timeline

      Uncovering our explosive past – a look at some of the historical aspects of volcanoes in New Zealand. 10 million BC – Mt Cargill erupts Mt Cargill near Dunedin erupts, forming the Organ Pipes. 6 ...

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