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Yaguki Metamorphic Rocks Ono et al., 1953

Invalid synonym: Onitaro Metamorphic Rocks, Shobudaira Formation

• High P/T metamorphic rocks
• Metamorphism: pre-Devonian
• Metamorphism (Contact): Cretaceous
• Intruded by: Yaguki Granodiorite, Nekonakiyama Gabbroic Rocks?
• Correlation: Motai Metamorphic Rocks, Matsugadaira Metamorphic Rocks

• Metamorphic facies: Glaucophane schist
• Lithofacies: Pelitic schist
• Lithofacies (Minor): Mafic schist, Glaucophane schist
• Lithofacies (Protolith): Slate, Calcareous rocks
• Lithofacies (Protolith, Minor): Medium - Mafic volcanic rocks, Intrusive rocks

• Upper limit: Unconformity (Ashizawa Formation)

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

• Distribution: Shimokawauchi, Kawauchi city, Futaba county, Iwate pref.; Mount Mitsumori, Iwaki city, Fukushima pref.; Asami river, Hirono city, Futaba county, Fukushima pref.

• Ozawa et al. (2013) Jour. Geol. Soc. Japan, vol.119, Supplement, pp.134-153 DOI
• Kubo et al. (2002) Geology of the Kawamae and Ide District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 136p. (in Japanese with English abstract 6p.)
• Fujita et al. (1988) Geology of the Kakuda District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 99p. (in Japanese with English abstract 9p.)
• Iwao and Matsui (1961) Taira and Kawamae, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 103p. (in Japanese with English abstract 17p.)