Sajikami Conglomerate Member

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Sajikami Conglomerate Member Tokunaga and Iizuka, 1927

Invalid synonym: Sajikami Formation

Type locality: Hirai river, Goten bridge, Sajikami, Hinode city, Nishitama county, Tokyo
Coherent formation
Miocene

Lithofacies (Upper): Interbedded conglomerate and sandstone
Lithofacies: Conglomerate

Thickness: ca. 250 - 400 m
Upper limit: Transitional (Kosho Mudstone Member)
Lower limit: Unconformity (Fukazawa Unit, Minokuchi Unit)

Akikawa Formation
[ Upper ]
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Yokosawa Sandstone and Mudstone Member
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Ina Sandstone Member
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Takao Tuff Member
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Tateya Mudstone Member
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Habu Tuff Member
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Kosho Mudstone Member
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Sajikami Conglomerate Member
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[ Lower ]

Itsukaichimachi Group
[ Upper ]
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Ajiro Formation
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Akikawa Formation
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[ Lower ]

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

Distribution: Sajikami - Sakamoto - Tamanouchi, Oguno, Hinode city, Nishitama county, Tokyo; Itsukaichi - Sakamoto - Kotokuji temple - Ozawa - Komine pass, Akiruno city, Tokyo; Kawaguci river, Hachioji city, Tokyo
Fossils: Bivalves

Ueki and Sakai (2007) Geology of the Ome District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 189p. (in Japanese with English abstract 5p.)
Sakai (1987) Geology of the Itsukaichi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 75p. (in Japanese with English abstract 5p.)