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Kurofuji 1st-stage Pyroclastic Flow Deposit

• Type locality: entrance of Mitake forest road, Mitake town, Kofu city, Yamanashi prefecture
• Tephra
• early Pleistocene

• Lithofacies: Dacite pyroclastic flow deposit (more than 2 flow units)
• Lithofacies (Bottom, Minor): Scoriaceous flow deposit

• Thickness: 80 m or thicker
• Upper limit: Unconformity (Kurofuji 2nd-stage Pyroclastic Flow Deposit)
• Upper limit: bottom of Lacustrine deposit
• Lower limit: Unconformity (Mizugamori Volcanic Rock)

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

• Distribution: Mitake forest road, Mitake town, Kofu city, Yamanashi pref.; Arakawa river, Kofu city, Yamanashi pref.; Kamesawagawa river, Kai city, Yamanashi pref.; Komorigawa river, Hokuto city, Yamanashi pref.

• Mimura et al. (1984) Geology of the Mitake-Shosenkyo District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 61p. (in Japanese with English abstract 4p.)