Shimokawazu Andesite

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Shimokawazu Andesite

Volcanic rocks
Late Miocene - Pliocene
Intruded by: Hypersthene augite andesite dikes, Stocks

Lithofacies (Upper): Andesite - Dacite lava
Lithofacies (Lower): Andesite - Dacite tuff breccia, Volcanic breccia
Lithofacies (Lower, Minor): Tuffaceous sandstone, Tuff

Shirahama Group (Kawazu)
[ Upper ]
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Kamikawazu Andesite
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Shimokawazu Andesite
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Mitaka Dacite
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Mitaka Sandstone
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Shobuhama Basalt
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[ Lower ]

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

Distribution: Kawazugawa river, Kawazu city, Kamo county, Shizuoka pref.

Ono and Sumi (1959) Inatori, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 23p. (in Japanese with English abstract 3p.)