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Yoroiiwa Lava and Dike
- Sedimentary facies: Dykes (2 dikes), Lava flow
- Lithofacies: Andesite lava
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Yoroiiwa, Kai city, Yamanashi pref.
- Mimura et al. (1984) Geology of the Mitake-Shosenkyo District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 61p. (in Japanese with English abstract 4p.)