Akaigawa Caldera

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Caldera located on the island of Hokkaido, Japan

Akaigawa Caldera

Location in Japan

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Akaigawa Caldera

Location in Hokkaido

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Highest pointElevation725 m (2,379 ft)^[1]^[2]ListingVolcanoes in JapanCoordinates43°05′00″N 140°49′00″E / 43.0833°N 140.8167°E / 43.0833; 140.8167^[1]NamingNative name赤井川カルデラ (Japanese)GeographyCountryJapanPrefectureHokkaidoGeologyMountain typeStratovolcano^[2]Type of rockAndesite, Dacite and Rhyolite^[1]Last eruptionPleistocene^[2]

Akaigawa Caldera (赤井川カルデラ, Akaigawa karudera) is a caldera located in Hokkaido Prefecture, Japan. It was active anywhere between 1.7 and 1.3 million years ago.^[2]

References

^ ^a ^b ^c "Akaigawa Caldera". Geological Survey of Japan. Retrieved 2023-04-19.
^ ^a ^b ^c ^d "Akaigawa". Global Volcanism Program. Smithsonian Institution. Retrieved 2021-06-25.