Fukuichi Sand and Gravel Bed

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Fukuichi Sand and Gravel Bed Okada and Yamauchi, 2019

Type locality: Fukuichi - Kamiazuma, Yonago city, Tottori prefecture
Coherent formation
Pleistocene

Sedimentary facies: Lahar deposit
Lithofacies: Gravels
Lithofacies (Minor): Sands, Silt
Sedimentary structures: Graded bedding
Sedimentary structures (Basal): Reversed graded bedding

Older Volcanic Fan Deposits
[ Upper ]
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Fukuichi Sand and Gravel Bed
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Upper part
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Okura Pyroclastic Flow Deposits
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Lower part
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[ Lower ]

Older volcano
[ Upper ]
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Lower Tephra Group
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Older Volcanic Fan Deposits
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[ Lower ]

Daisen volcano
[ Upper ]
+__+__+__+__+_
Younger volcano
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Older volcano
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[ Lower ]

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

Distribution: Fukuichi - Kamiazuma, Yonago city, Tottori pref.

Kano et al. (2025) Geology of the Yonago District (2nd Ed.), Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 84p. (in Japanese with English abstract 4p.)