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Tango Formation

Kyogamisaki Biotite Hornblende Andesite had been defined as the top member but was separated because it shows Pliocene age.

• Volcanic rocks
• Miocene (14.62 - 13.96 Ma, K-Ar)

• Sedimentary facies: Subaqueous, Terrestrial
• Depth of water: Shallow
• Lithofacies: Andesite, Dacite
• Lithofacies (Main): Lava, Pyroclastic rocks
• Lithofacies (Minor): Clastic rocks

• Upper limit: Unconformity? (Kyogamisaki Andesite, Ine Group)
• Lower limit: Unconformity (Amino Formation)

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

• Distribution: north part of Tango peninsula - Takeno, Kyoto pref.
• Distribution: Kumihama, Kyotango city, Kyoto pref.; Ine city, Yosa county, Kyoto pref.

• Sakiyama et al. (2012) Jour. Geol. Soc. Japan, vol.118, Supplement, pp.1-20 DOI
• Utada (2008) Jour. Geol. Soc. Japan, vol.114, no.5, pp.231-245 DOI