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Mure Debris Avalanche Deposit (Hayatsu, 1985) Kawachi et al., 1995

Invalid synonym: Mure Debris Flow Deposit, Iizuna Tuff, Iizuna Formation, Mure Tuff Breccia Member, Toriigawa Formation

• Type locality: Torii river, Furuma - Mure, Shinano city, Kamiminochi county, Nagano prefecture
• Volcanic rocks
• Dormant period deposit
• Mudflow hills
• Pleistocene

• Sedimentary facies: Terrestrial
• Sedimentary facies: Debris avalanche deposit
• Lithofacies: Andesite pyroclastic rocks, Mudflow deposit
• Lithofacies (Minor): Pumice flow deposit

• Thickness: 50 - 100 m
• Thickness (Pumice flow deposit): 10 m
• Upper limit: Unconformity (Toyono Formation, Kurai Formation, Iizuna Pyroclastic Flow Deposit, Mure Formation, Hokushin Loam)
• Lower limit: Unconformity (Ogawa Formation, Sarumaru Formation, Minochi Formation, Yashiki Formation)

------ Conformity, ~~~~~~ Unconformity, ~~~--- Local unconformity, '''/,, Interfingered, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Torii river, Furuma - Mure, Shinano city, Kamiminochi county, Nagano pref.; Arasehara, Shinano city, Kamimonochi county, Nagano pref.; Toyono - Banjo - Fukui - Madarao river - Mount Hanamijiro, Iizuna city, Kamiminochi county, Nagano pref.

• Nagamori et al. (2003) Geology of the Togakushi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 109p. (in Japanese with English abstract 3p.)
• Akahane et al. (1992) Geology of the Nakano District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 106p. (in Japanese with English abstract 4p.)