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Tamadono Lava

• Volcanic rocks
• Pleistocene (0.06 - 0.03 Ma, K-Ar)

• Lithofacies: Hornbende-hypersthene-augite dacite lava

• Source: south of Murododaira
• Thickness: 20 - 40 m
• Upper limit: Unconformity (Mikurigaike Gravel Bed)
• Lower limit: Unconformity (Kunimidake Lava)

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

• Distribution: Murododaira - Tamadonoiwaya - Jigokudani - Mount Jodoyama, Tateyama city, Nakaniikawa county, Toyama pref.

• Nakano et al. (2010) Jour. Geol. Soc. Japan, vol.116, Supplement, pp.37-48 DOI
• 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.)