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Shindate Formation Onuki and Bando, 1958
Invalid synonym: Hiramatsu Formation
- Type locality: Mount Chonomori - Shindate, Kesennuma city, Miyagi prefecture
- Coherent formation
- Late Triassic, Carnian or Norian
- Sedimentary facies: Marine
- Sedimentary facies: Delta, Lagoon, Back marsh
- Lithofacies: Sandstone
- Lithofacies (Upper, Minor): Sandy mudstone, Mudstone, Tuff
- Lithofacies (Minor): Pebbly sandstone
- Lithofacies (Basal): Conglomerate
- Sedimentary structures: Cross-stratification, Parallel-stratification
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Mount Chonomori - Shindate - Okaminosu, Kesennuma city, Miyagi pref.; Hinokuchi - Saragai - Niranohama seashore - Ishizumi - Yoriki - Hiramatsu, Utatsu, Minamisanriku city, Motoyoshi county, Miyagi pref.
- Ehiro and Morikiyo (2013) Jour. Geol. Soc. Japan, vol.119, Supplement, pp.47-67 DOI
- Takeuchi and Mikoshiba (2002) Geology of the Senmaya District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 76p. (in Japanese with English abstract 3p.)
- Takeuchi and Kaneko (1996) Geology of the Shizugawa District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 93p. (in Japanese with English abstract 5p.)
- Kamada (1993) Geology of the Tsuya District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 70p. (in Japanese with English abstract 6p.)
- Kambe and Shimazu (1961) Kesennuma, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 73p. (in Japanese with English abstract 16p.)