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Nanakura stock

• Plutonic rocks
• A satellite stock of Kurobegawa Granite
• early Pleistocene (4.3, 2.2 Ma, K-Ar; 1.1 FT)

• Lithofacies: Granodiorite

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

• Distribution: Nagano pref.

• Harayama et al. (2000) Geology of the Tateyama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 218p. (in Japanese with English abstract 6p.)