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Older Okemi Landslide Deposits Yanagisawa et al., 2000

• Type locality: Okemi, Myoko city, Niigata prefecture
• Coherent formation
• middle Pleistocene

• Lithofacies: Pyroxene andesite breccia
• Lithofacies (Matrix): Sands, Loam

• Source: Headwaters of Kohama river
• Thickness: ca. 30 - 50 m or thicker
• Upper limit: Unconformity (Hanabusa Loam, Hirayama Loam)

• Distribution: Kohama river, Okemi, Myoko city, Niigata pref.

• Yanagisawa et al. (2000) Geology of the Iiyama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 144p. (in Japanese with English abstract 6p.)