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Central cone Isshiki, 1960

• Type locality: Miyake city, Tokyo
• Volcanic rocks
• Holocene (9th century or later)

• Lithofacies: Tholeiite series
• Lithofacies: Olivine basalt, Augite olivine basalt, Hypersthene augite basalt
• Lithofacies: Lava (3 flow units), Volcaniclastic rocks

• Source: 3 craters

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

• Distribution: Miyake city, Tokyo

• Isshiki (1960) Miyake-jima, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 85p. (in Japanese with English abstract 5p.)