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Atami volcano (Shimazu and Kurihara, 1989) Oikawa and Ishizuka, 2011

Invalid synonym: Hatake Basalt, Ainohara Andesite, Inamura Andesite

• Type locality: Mount Kurotake, Atami city, Shizuoka prefecture
• Volcanic rocks
• Stratovolcano
• Pleistocene (0.7 - 0.45 Ma, K-Ar)
• Interfingered: Shimotanna Lake Deposit
• Intruded by: Dykes

• Sedimentary facies: Marine
• Lithofacies: Tholeiite
• Lithofacies: Olivine basalt, Olivine clinopyroxene basalt - andesite, Orthopyroxene clinopyroxene andesite
• Lithofacies (Minor): Dacite
• Lithofacies: Aa lava, Scoria fall deposit, Scoriaceous pyroclastic flow deposit, Tuff breccia

• Source: Lake Korigaike, Hatake of Kannami city, Shimotanna
• Thickness: 1 - 10 m or thicker
• Thickness (A unit): 3 - 5 m
• Upper limit: Unconformity (Yugawara volcano, Izusan Dacite)
• Lower limit: Unconformity (Shimotaga volcano, Uomisaki volcano)

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

• Distribution: Atami - Mount Kurotake - Mount Takanosu, Atami city, Shizuoka pref.; Nirayama pass - Nirayama, Izunokuni city, Shizuoka pref.; Mount Shiroyama, Kannami city, Tagata county, Shizuoka pref.

• Oikawa and Ishizuka (2011) Geology of the Atami District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 61p. (in Japanese with English abstract 3p.)