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Kogawa Granite

• Plutonic rocks
• late Cretaceous - Paleogene
• Intruded in: Asho Belt

• Lithofacies: Biotite granite

• Distribution: ca. 5 x 5 km²

• Distribution: Mount Kurotenomine - Oishi dam - Nishimata river, Sekikawa city, Iwafune county, Niigata pref.

• Takahashi et al. (1996) Geology of the Iidesan District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 52p. (in Japanese with English abstract 3p.)