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Older parasitic cone and crater Isshiki, 1960
- Type locality: Miyake city, Tokyo
- Volcanic rocks
- Pleistocene - Holocene (older than 36 ka - AD838 - AD889)
- Lithofacies: Tholeiite series
- Lithofacies: Olivine bsalt, Augite olivine basalt, Hypersthene augite olivine basalt, Augite basalt, Hypersthene augite basalt, Olivine hypersthene augite andesite, Hypersthene augite andesite
- Lithofacies: Lava, Volcaniclastic rocks
------ 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.)