Browsing by Author "Horrocks, Joanna L."

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  • Ages on weathered Plio-Pleistocene tephra sequences, western North Island, New Zealand

    Lowe, David J.; Tippett, J. Mark; Kamp, Peter J.J.; Liddell, Ivan J.; Briggs, Roger M.; Horrocks, Joanna L. (Archéo-Logis/CDERAD, 2001)
    Using the zircon fission-track method, we have obtained five ages on members of two strongly-weathered silicic, Pliocene-Pleistocene tephra sequences, the Kauroa and Hamilton Ash formations, in western North Island, New ...
  • Tephrochronology in Aotearoa New Zealand

    Hopkins, Jenni L.; Lowe, David J.; Horrocks, Joanna L. (Taylor and Francis, 2021)
    Tephra deposits in Aotearoa New Zealand (ANZ) have been studied for >180 years. The now-global discipline of tephrochronology, which has some developmental roots in ANZ, forms the basis of a powerful chronostratigraphic ...

Joanna L. Horrocks has 6 co-authors in Research Commons.