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Ys3

• Plutonic rocks
• Early Cretaceous

• Lithofacies: Biotite hornblende granodiorite, Tonalite, Hornblende biotite monzogranite
• Lithofacies (Color index): 15 - 25

• Upper limit: Transitional (Ys4)
• Lower limit: Transitional (Ys2)

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

• Distribution: Mount Goyozan, Kamaishi city, Kunohe county, Iwate pref.

• Nishioka and Yoshikawa (2004) Geology of the Ryori District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 49p. (in Japanese with English abstract 3p.)