Browsing by Author "Shane, Phil A.R."

Now showing items 6-7 of 7

Re-anchoring the late Pleistocene tephrochronology of New Zealand based on concordant radiocarbon ages and combined ²³⁸U/ ²³ºTh disequilibrium and (U-Th)/He zircon ages

Danišík, Martin; Shane, Phil A.R.; Schmitt, Axel K.; Hogg, Alan G.; Santos, Guaciara M.; Storm, Sonja; Evans, Noreen J.; Fifield, L. Keith; Lindsay, Jan M. (Elsevier, 2012)

The caldera-forming Rotoiti eruption from Okataina volcano was one of the largest rhyolite events of the last 100ka in the Taupo Volcanic Zone, New Zealand. Its associated widespread tephra layer (Rotoehu tephra) is a ...
Re-identification of c. 15 700 cal yr BP tephra bed at Kaipo Bog, eastern North Island: implications for dispersal of Rotorua and Puketarata tephra beds.

Shane, Phil A.R.; Smith, Victoria C.; Lowe, David J.; Nairn, Ian A. (S I R Publishing, 2003-12-01)

A 10 mm thick, c. 15 700 calendar yr BP (c. 13 100 14C yr BP) rhyolitic tephra bed in the well-studied montane Kaipo Bog sequence of eastern North Island was previously correlated with Maroa-derived Puketarata Tephra. We ...