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Shimotsuke-Osawa Terrace Deposit Yoshikawa et al., 2010

• Type locality: Omuro, Nikko city, Tochigi prefecture
• Coherent formation
• Pleistocene

• Sedimentary facies (Lower): Fluvial
• Lithofacies (Upper): Loam
• Lithofacies (Lower): Gravels, Sands
• Sedimentary structures (Lower): Imbrication, Parallel stratification

• Thickness (Upper): 10 - 12 m
• Thickness (Lower): 3 - 25 m

• Distribution: Omuro - Noguchi, Nikko city, Tochigi pref.; Imaichi alluvial fan, Imaichi city, Tochigi pref.; Ishinada town, Utsunomiya city, Tochigi pref.
• Tephra (Loam): Ag-MzP6, Ag-MzP7, Nk-MA, Nt-I, Nt-S, Nm-SB

• Yoshikawa et al. (2010) Geology of the Utsunomiya District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 79p. (in Japanese with English abstract 6p.)