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G1

• Type locality: Usudaira - Gofukuya river, Marumori city, Igu county, Miyagi prefecture
• Plutonic rocks
• Cretaceous

• Sedimentary facies: Marginal facies
• Lithofacies: Hornblende biotite granodiorite, Tonalite

------ Transitional, ~~~~~~ Intrusive, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Usudaira - Gofukuya river - Kijio river - Kurosano river, Marumori city, Igu county, Miyagi pref.

• 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.)