Tando Tuff Breccia

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Tando Tuff Breccia

Type locality: Tando, Misasa city, Tohaku county, Tottori prefecture
Volcanic rocks
Pliocene

Lithofacies (Upper): Andesite lapilli tuff
Lithofacies (Upper, Minor): Tuff breccia, Tuff, Mudstone, Sandstone, Conglomerate
Lithofacies (Middle): Takashimizu Basalts
Lithofacies (Lower): Andesite tuff breccia
Lithofacies (Lower, Minor): Andesite lapilli tuff, Tuff, Sandstone

Thickness: 130 - 220 m
Thickness (Upper): ca. 20 m
Thickness (Middle): ca. 20 m
Thickness (Lower): 0 - 140 m or thicker
Lower limit: Interfingered (Takashimizu Basalts), Unconformity (Granite)

southern Kurayoshi, Tottori pref.
[ Upper ]
~~~~~~~~~~~~~~
Nakatsugo Andesites
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Tando Tuff Breccia
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Takashimizu Basalts
--------------
Ningyotoge Formation
~~~~~~~~~~~~~~
[ Lower ]

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

Distribution: Tando - Namariyama, Misasa city, Tohaku county, Tottori pref.

Murayama and Ozawa (1961) Aoya & Kurayoshi, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 71p. (in Japanese with English abstract 5p.)