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Furue Formation

• Coherent formation
• middle Miocene (14 - 13 Ma)
• Correlation: Fujina Formation

• Sedimentary facies: Marine
• Lithofacies: Mudstone, Siltstone
• Lithofacies (Minor): Acidic tuff

• Thickness (Northwest): 700 m
• Upper limit: Partial unconformity (Matsue Formation)
• Lower limit: Conformity (Aishiro Formation)

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

• Distribution: Shimane peninsula, Shimane pref.
• Fossils (Ostracods): Macrocypris sp., Palmoconcha saboyamensis, Falsobuntonia hayamii, Palmenella limicola, Acanthocythereis dunelmensis, Acanthocythereis koreana, Acanthocythereis tsurugasakensis, Robertsonites reticuliformus

• Kano (2018) Jour. Geol. Soc. Japan, vol.124, no.10, pp.781-803 DOI
• Sato et al. (2011) Jour. Geol. Soc. Japan, vol.117, no.8, pp.439-450 DOI
• Tanaka and Nomura (2009) Jour. Geol. Soc. Japan, vol.115, no.6, pp.261-265 DOI
• Utada (2007) Jour. Geol. Soc. Japan, vol.113, no.8, pp.438-453 DOI