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Taiheizan Pyroclastic Flow Deposits Hattori et al., 1983

Invalid synonym: Kube Pyroclastic Flow Deposits, Ibi Pyroclastic Flow Deposits, Tsunoi Pyroclastic Flow Deposits, Hayamizugawa Pyroclastic Flow Deposits, Shigaku Pyroclastic Flow Deposits

• Type locality: Nagahara, Sanbe town, Oda city, Shimane prefecture
• Tephra
• Holocene (4,480 yBP, ¹⁴C)
• Interfingered: Fluvial deposits, Debris Flow Deposits

• Lithofacies: Non-welded pyroclastic flow deposits
• Lithofacies: Dacite

• Source: Muronouchi crater of Mount Sanbesan
• Thickness: ca. 10 - 30 m
• Upper limit: Interfingered (Taiheizan Pyroclastic Fall Deposits), Abut unconformity (Lower Terrace Deposits)
• Lower limit: Unconformity (Upper Terrace Deposits, 3rd stage)

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

• Distribution: Nagahara - Higashinohara - Shigaku - Kube - Ikeda - Ibigawa river - Tsunoigawa river - Hayamizugawa river - Shizumagawa river - Koyahara, Sanbe town, Oda city, Shimane pref.

• Kano et al. (1998) Geology of the Iwami-Oda and Oura District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 118p. (in Japanese with English abstract 5p.)
• Hattori et al. (1983) Geology of the Sambesan District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 168p. (in Japanese with English abstract 7p.)