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Honzawa Lava Kaneko, 1988

• Type locality: Confluence of the Amashiro river and Hikage creek, Uenotaira, Sakae city, Shimominochi county, Nagano prefecture
• Volcanic rocks
• early Pleistocene (1.39? Ma, K-Ar)

• Lithofacies: Hypersthene-bearing augite andesite lava

• Source: Mount Kenashiyama
• Thickness: 100 m or thicker
• Upper limit: Unconformity (Oiri Lava, Sutakako Lava)

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

• Distribution: Amashiro river - Hikage creek - Honzawa creek, Uenotaira, Sakae city, Shimominochi county, Nagano pref.

• Yanagisawa et al. (2000) Geology of the Iiyama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 144p. (in Japanese with English abstract 6p.)