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Saga Formation
- High P/T metamorphic rocks
- Deposition: Middle - Late Jurassic (Radiolarians)
- Lithofacies: Coherent facies (Chert-clastic sequence)
------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown
- Distribution: Shimomutsukawa, Aridagawa city, Arida county, Wakayama pref.
- Fossils (Radiolarians): Protunuma? sp., Hssum cf. brevicostatum
- Yao (2012) Jour. Geol. Soc. Japan, vol.118, Supplement, pp.90-106 DOI
- Makimoto et al. (2004) Geology of the Kokawa District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 89p. (in Japanese with English abstract 4p.)