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Asahidake South Lavas

Abbr. AS

• Type locality: 1,080 m above sea level, Asahidake hot spring, Mount Taisetsu, Hokkaido
• Volcanic rocks
• Pleistocene

• Sedimentary facies: Lava
• Lithofacies: Hornblende-bearing clinopyroxene-orthopyroxene dacite, Hornblende-bearing clinopyroxene-orthopyroxene andesite

• Source: Summit of Mount Asahidake
• Eruptive volume: 2.9 km³ DRE
• Thickness (AS-3): 90 m or thicker
• Upper limit: Unconformity
• Lower limit: Unconformity

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Southwest foot, Mount Asahidake, Mount Taisetsu, Hokkaido

• Ishige and Nakagawa (2017) Jour. Geol. Soc. Japan, vol.123, no.2, pp.73-91, DOI