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The fourth eruption (Aso 4) was the largest, with volcanic ash covering the entire Kyushu region and even extending to Yamaguchi Prefecture. Mt. Taka, Mt. Naka, Mt. Eboshi, and Mt. Kishima are cones formed following the fourth above-mentioned huge caldera eruption.
Aso caldera (also known as Asosan, the Aso Volcano or Mount Aso, although the later term usually is used related to its currently active vents) is a geographical feature of Kumamoto Prefecture, Japan. It stretches 25 kilometers north to south and 18 kilometers east to west.
There are three VEI-7 volcanoes in Japan. These are the Aira Caldera, Kikai Caldera and Aso Caldera. Mount Aso is the largest active volcano in Japan. Mount Aso had four eruptions 300,000 to 90,000 years ago. It emitted huge amounts of volcanic ash that covered all of Kyushu and up to Yamaguchi Prefecture.
Mount Aso (size: 24 km wide), island of Kyūshū, Japan; caldera formed as a result of four huge caldera eruptions; 270 ka; 80 cubic kilometers (19 cu mi) of tephra. [ 4 ] Uzon-Geyzernaya calderas (size: 9 x 18 km), Kamchatka Peninsula, Russia; 325–175 ka [ 44 ] 20 km 3 (4.8 cu mi) of ignimbrite deposits.
This is a sortable list of large eruptions that occurred between 11.7 Ka and 450+ Ma. ... Mount Aso Kyūshū > 150 130 Aso-3 Ignimbrite 6 Mount Aso: Kyūshū 50
The 1991 eruption of Mount Pinatubo, the largest eruption since 1912, is dwarfed by the eruptions in this list. In a volcanic eruption, ... Aso-4 ignimbrite [13]
Explosive Eruption At Alaska’s Shishaldin Volcano Sends Ash Cloud To Nearly 30,000 Feet. Despite its remote location, eruptions in the 1950s and 1990s caused widespread impacts across the ...
This article is a list of historical volcanic eruptions of approximately magnitude 6 or more on the Volcanic Explosivity Index (VEI) or equivalent sulfur dioxide emission during the Holocene, and Pleistocene eruptions of the Decade Volcanoes (Avachinsky–Koryaksky, Kamchatka; Colima, Trans-Mexican Volcanic Belt; Mount Etna, Sicily; Galeras ...