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Kamitako Gravel and Clay (Ikebe et al., 1951) Sakamoto, 1963

Invalid synonym: Kamitako Formation

• Type locality: Kamitako, Himi city, Toyama prefecture
• Coherent formation
• Higher terrace deposit
• Pleistocene
• Correlation: Ichinomiya Gravel Bed

• Sedimentary facies: Fluvial
• Sedimentary facies: Valley-fill deposit
• Sedimentary facies: River channel, Flood plain, Ponds
• Lithofacies (Upper): Sandy clay
• Lithofacies (Upper, Minor): Sands
• Lithofacies (Middle): Gravels
• Lithofacies (Middle, Minor): Sands
• Lithofacies (Lower): Gravels
• Sedimentary structures: Cross stratification, Imbricate structure
• Paleocurrent: to Norhwest- Northeast - Southeast

• Thickness: ca. 15 - 80 m
• Upper limit: Unconformity (Kubo Sand)
• Lower limit: Unconformity (Hanyu Formation, Yada Sandstone Member, Otogawa Formation)

• Distribution: Kamitako, Himi city, Toyama pref.; Ebizaka - Zukawa - Endo - Ishizutsumi - Baba, Takaoka city, Toyama pref.
• Fossils (Shellfishes): Corbicula sp., Potamocorbula? sp.
• Fossils (Plants): Alnus japonica, Phragmites communis, Potamogeton meackianus, Styrax japonica, Trapa macropoda, Trapa mammillifera, Trapa natans var., Tsuga cf. diversifolia

• Sumi et al. (1989) Geology of the Isurugi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 118p. (in Japanese with English abstract 5p.)
• Sakamoto (1963) Toyama, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 45p. (in Japanese with English abstract 6p.)