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Kenomatasawagawa Formation Yanagisawa et al., 1986

• Type locality: Kenomatasawa river, Uonuma city, Niigata prefecture
• Accretionary complex
• Deposition (Chert): Middle - Late Triassic (Conodont)
• Correlation: Hanegawa Formation

• Sedimentary facies: Marine
• Lithofacies: Chert, Shale
• Lithofacies (Minor): Sandstone

• Thickness: 1,500 m or thicker

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Kenomatasawa river, Uonuma city, Niigata pref.
• Fossils (Conodonts): Gondolella sp., Paragondolella navicula navicula

• Chihara and Komatsu (1992) Geology of the Hakkaisan District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 107p. (in Japanese with English abstract 8p.)
• Yanagisawa et al. (1986) Geology of the Ojiya District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 177p. (in Japanese with English abstract 6p.)