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Shokawa Granodiorite

Invalid synonym: Shokawa Granite

• Plutonic rocks
• Collision type metamorphism by the subduction of Yangtze plate under Sino-Korea plate
• Metamorphism: Permian - Triassic
• Intruded in: Koshimizu Formation, Omaki Diorite

• Lithofacies: Biotite granite
• Lithofacies (Minor): Hornblende biotite granodiorite, Aplite, Pegmatite

• Distribution (Width): ca. 6 km
• Distribution (Length): ca. 14 km
• Intrusion depth: Shallow intrusion
• Upper limit: Unconformity (Nirehara Formation)

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

• Distribution: Tochihara - Togagawa river, Toga town, Nanto city, Toyama pref.; Shokawa river, Tonami city, Toyama pref.; Myogashima - Yamadagawa river, Toyama city, Toyama pref.

• Nozawa et al. (1981) Geology of the Shirokimine District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 85p. (in Japanese with English abstract 10p.)
• Inoue et al. (1964) Johana, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 32p. (in Japanese with English abstract 5p.)
• Sakamoto and Nozawa (1960) Yatsuo, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 69p. (in Japanese with English abstract 8p.)