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Yokota Volcano Group
Invalid synonym: Yokota Monogenetic Volcanos
- Volcanic rocks
- Some dozen monogenetic volcanos
- Pleistocene (Abire): 2.2 - 1.9 Ma
- Pleistocene (Marginal volcanos): 1.4 - 1.0 Ma
- Sedimentary facies: Island arc alkarine basalt
- Lithofacies: Alkarine basalt lava, Scoria
- Lithofacies (Minor): Dikes, Sills
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Yokota, Okuizumo city, Nita county, Shimane pref.; Nichinan city, Hino county, Tottori pref.; Nanbu city - Hoki city, Saihaku county, Tottori pref.
- Distribution: 880 m - 895 m above sea level of Arasawa creek, Mount Takakura, Morioka city, Iwate pref.
- Kano et al. (2025) Geology of the Yonago District (2nd Ed.), Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 84p. (in Japanese with English abstract 4p.)