Muromaki Conglomerate Member

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Muromaki Conglomerate Member

Coherent formation
early - late Miocene
Contemporaneous heterotopic facies: upper - middle Iozen Formation, Kurosedani Formation

Sedimentary facies: Marine
Lithofacies: Conglomerate
Lithofacies (Minor): Sandstone

Thickness: ca. 700 m
Upper limit: Transitional (Kurosedani Formation)
Lower limit: Unconformity (Iozen Formation, Iwaine Formation)

Yatsuo Group (Yatsuo, Toyama pref.)
[ Upper ]
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Joyama Mudstone Member
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Monmyoji Alternation of Sandstone and Mudstone Member
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Kurosedani Formation
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Muromaki Conglomerate Member
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Iozen Formation
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Iwaine Formation
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[ Lower ]

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

Distribution: Muromakigawa river - Budohara, Toyama city, Toyama pref.

Sakamoto and Nozawa (1960) Yatsuo, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 69p. (in Japanese with English abstract 8p.)