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The ∼1305 Kaharoa rhyolite eruptive episode is the largest volcanic event(≥4 km3 magma) to have occurred in New Zealand during the last 1000 years. Proximal areas were devastated by pyroclastic flows, and tephra fell over much of the northern North Island. No eyewitness observations are recorded, but ejecta analyses show that the rhyolite eruptions were primed and triggered by basalt intrusions. This...
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