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Kazamiyamada Formation (Suzuki, 1953) Yoshikawa et al., 2010
Invalid synonym: Kazamiyamada Andesite
- Sedimentary facies: Terrestrial
- Lithofacies: Tholeiite series
- Lithofacies (MInor): Icelandite
- Lithofacies: Pyroxene andesite lava (Block lava, Volcanic breccia)
- Lithofacies (Minor): Tuff breccia, Volcanic conglomerate, Tuffaceous sandstone, Siltstone
- Thickness: 140 - 170 m or thicker
- Upper limit: Conformity (Yokoyama Formation), Unconformity (Oya Formation)
- Lower limit: Conformity (Nagadozaka Formation), Abut unconformity (Cretaceous - Paleogene igneous rocks)
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Kazamiyamada, Shioya city, Shioya county, Tochigi pref.; Miyayamada town - Takmatsu town - Mount Kasamatsu - Fuyumuro town, Utsunomiya city, Tochigi pref.
- Yoshikawa et al. (2010) Geology of the Utsunomiya District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 79p. (in Japanese with English abstract 6p.)