Analysis of information sources in references of the Wikipedia article "Haroharo Caldera" in English language version.
with the author presuming that certain ignimbrites came from this source.HaroHaro pile ... are rhyolite lavas of the Okataina Volcanic Centre, extruded on the floor of Haroharo Caldera
— J. Healy, Geology of the Rotoroa District 1962, p54-55