[ Top ] [ Japanese ]

Kozakai Formation Nakajima et al., 2008

Invalid synonym: Kozakai Gravel Formation, Toyohashi Gravel Formation, Shinshiro Formation, Kamo Gravel Formation, Ishimaki Formation

• Type locality: Goshainari shrine, Kozakai town, Toyokawa city, Aichi prefecture
• Coherent formation
• Middle terrace deposits
• Pleistocene (ca. 125 - 20 ka, MIS 5 - 2)

• Sedimentary facies: Fluvial
• Sedimentary facies: Terrace deposit
• Paleo-river system: tributary of Toyokawa river
• Lithofacies: Gravels
• Lithofacies (Minor): Sands, Mud

• Thickness: ca. 10 - 20 m
• Upper limit: Unconformity (Younger Fan Deposits)
• Lower limit: Unconformity (Yabe Formation, Toyokawa Formation, Fukue Formation)

• Distribution: Kozakai town - Ko town - Akasaka, Toyokawa city, Aichi pref.; Kamo town, Toyohashi city, Aichi pref.; Yanai - Hitokuwada, Shinshiro city, Aichi pref.

• Miyazaki et al. (2008) Geology of the Goyu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 97p. (in Japanese with English abstract 3p.)