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Stratigraphy, volcanology, petrology and geochemistry of the 7.5ka Mamaku Eruptive Episode, Okataina Volcanic Centre, North Island, New Zealand.
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Petrologic, geochemical and isotopic evolution of rhyolite lavas from the Okataina, Rotorua and Kapenga Volcanic Centres, Taupo Volcanic Zone, New Zealand.