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Kameyama Formation

• Type locality: Kameyama city, Mie prefecture
• Coherent formation
• Pliocene - Pleistocene
• Correlation (Upper): Hachioji Formation

• Sedimentary facies: Sandy channel/Sand bar deposit, Floodplain/marsh deposit, Flooding flow/natural levee deposit, Crevasse splay/Crevasse channel deposit
• Lithofacies: Clay-dominant interbedded clay, silt and sands
• Sedimentary structures: Current ripples, Trough cross-stratification, Reversed graded bedding

• Thickness: ca. 30 - 700 m
• Upper limit: Bottom of Nagasawa Tephra
• Upper limit: Transitional (Sakuramura Formation), Conformity (Tomari Formation)
• Lower limit: Top of Kamishiraki Tephra
• Lower limit: Transitional (Kusuhara Formation)

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

• Distribution: Kameyama city, Mie pref.; Onbe river, Suzuka city, Mie pref.
• Fossils: Elephants (Footprints)
• Fossils (Plants): Fagus crenata, Phyllites sp., Quercus? sp., Salix? sp., Ulmus londifolia?

• Hoshi et al. (2014) Jour. Geol. Soc. Japan, vol.120, no.9, pp.313-323 DOI
• Hoshi et al. (2013) Jour. Geol. Soc. Japan, vol.119, no.10, pp.679-692 DOI
• Yoshida et al. (1991) Geology of the Kuwana District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 154p. (in Japanese with English abstract 5p.)
• Yoshida (1984) Geology of the Yokkaichi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 81p. (in Japanese with English abstract 5p.)
• Miyamura et al. (1981) Geology of the Kameyama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 128p. (in Japanese with English abstract 9p.)