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Kurobegawa Fan Deposits

• Coherent formation
• Holocene

• Sedimentary facies: Fluvial
• Sedimentary facies: Alluvial fan, Flood plain
• Lithofacies (Upper): Sands, Mud
• Lithofacies (Lower): Gravels
• Sedimentation rate: 22 x 10⁴ m³/year

• Thickness: a few dozen m
• Volume: ca. 4.4 x 10⁹ km³
• Lower limit: Unconformity (Lower Dissected Fan Deposits)

• Distribution: Yoshiwara, Nyuzen city, Shimoniikawa county, Toyama pref.

• Sumi (1967) Geology of the Mikkaichi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 23p. (in Japanese with English abstract 4p.)