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Yatsugatake Mudflow Deposit

• Coherent formation
• Pleistocene

• Sedimentary facies: Alluvial fan deposit
• Sedimentary facies: Mudflow deposit
• Lithofacies: Gravels, Loam

• Lower limit: Unconformity (Chino Granodiorite, Kirigamine Volcanics, Kitayama Lava)

• Distribution: Nagano pref.

• Sawamura and Owa (1953) Suwa, Explanatory Text of the Geological Map of Japan, Scale 1:50,000, Geological Survey of Japan, 45p. (in Japanese with English abstract 4p.)