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Nishi Basalt

• Volcanic rocks
• middle Miocene

• Lithofacies: Picrite basalt pillow lava

• Distribution (Long axis): ca. 350 m

• Distribution: Mineokaasama, Kamogawa city, Chiba pref.

• Nakajima et al. (1981) Geology of the Kamogawa District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 107p. (in Japanese with English abstract 7p.)