Manzawa Member

Manzawa Member (Matsuda, 1961) Sugiyama and Matsuda, 2014

Type locality: Manzawa - Sawagami, Nanbu city, Minamikoma county, Yamanashi prefecture
Coherent formation
late Miocene (Foraminifera)
Correlation: Utsubuna Member

Sedimentary facies: Marine
Lithofacies: Sandstone-dominant interbedded sandstone and mudstone
Lithofacies (Minor): Conglomerate, Tuff

Upper limit: Conformity (Machiya Member)
Lower limit: Conformity, partly Interfingered (Toshima Member)

Manzawa Formation
[ Upper ]
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Fukushi Member
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Machiya Member
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Manzawa Member
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Toshima Member
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[ Lower ]

Fujikawa Group (Eastern zone)
[ Upper ]
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Manzawa Formation
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[ Lower ]

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

Distribution: Manzawa - Sawagami, Nanbu city, Minamikoma county, Yamanashi pref.
Fossils (Foraminifera): Globigerina falconensis, Globigerina nepenthes, Globigerinella aequilateralis, Globigerinita glutinata, Globigerinoides bollii, Globigerinoides sacculifer, Globoquadrina altispira, Globoquadrina dehiscens, Globorotalia cf. acostaensis, Globorotalia conoidea, Globorotalia menardii, Globorotalia cf. plesiotumida, Orbulina bilobata, Orbulina suturalis, Orbulina universa, Sphaeroidinellopsis seminulina

Ozaki and Sugiyama (2018) Geology of the Minobu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 169p. (in Japanese with English abstract 7p.)
Sugiyama and Matsuda (2014) Geology of the Nanbu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 134p. (in Japanese with English abstract 5p.)