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Review of mineralogy and chemistry of Tertiary central volcanic
Some long basaltic lava flows in north Queensland P J Stephenson
Potassium variation in lavas across the Sunda arc in Java and Bali D
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analyses andesite Aust Australia Bagana Bagiai basalt Benioff zone Bismarck Bull calcalkaline caldera centres chemical clinopyroxene comendites compositions cone correlation crater crust crustal dacite deposits depth earthquakes east eastern effusive ejections emission explosive activity flank fumaroles Geol Geological groundmass Hawaiite incandescent indicate island arcs island-arc January Johnson June Karkar Langila lava flows Long Island magma Manam mantle Miner Mount Giluwe Mount Hagen Mount Lamington Ngauruhoe northern nuees ardentes Observatory observed occurred olivine Papua New Guinea peralkaline percent period petrology phase phenocrysts plagioclase plate pumice pyroclastic pyroxene quartz Quaternary Rabaul range recorded region Resour rhyolites samples seismic seismograph silica SiO2 slab slopes southeast southern crater southwest stations subduction submarine summit surface Tabar-to-Feni Tavurvur Taylor tectonics temperatures Tephra thermal thick tholeiitic TiO2 Tomba Tephra trachytes tremor trend Ulawun valley vapour variation vent volcanic rocks volcanoes western arc Witori