Browsing by Subject "Tuff rings"
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Volcanology of the Raventhorpe and Pokeno West Volcanic Complexes, South Auckland Volcanic Field
(University of Waikato, 2012)The South Auckland volcanic field hosts at least 82 volcanic centres throughout the Pukekohe, Bombay, Tuakau, Pukekawa and Onewhero regions. The monogenetic basaltic volcanic field was active between 1.59 to 0.51 Ma, ...