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Shirataniyama Dome Lava I

• Type locality: Shiratani valley - Ekakedani valley, Okuhidaonsengo, Takyama city, Gifu prefecture
• Volcanic rocks
• Pleistocene (26.4 ka; 90 ka, K-Ar)
• Correlation: Shirataniyama Pyroclastic Rocks
• Correlation?: Uechigane Pyroclastic Flow Deposit

• Sedimentary facies: Dome lava
• Lithofacies: Quartz augite-bearing biotite hypersthene hornblende andesite - dacite lava

• Upper limit: Unconformity (Shirataniyama Dome Lava II, Hosoike Dome Lava, Akandana Dome Lava), Abut unconformity (Ekakedani Pyroclastic Flow Deposit)

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

• Distribution: Mount ShiraaniyamaShiratani valley - Ekakedani valley, Okuhidaonsengo, Takyama city, Gifu pref.

• Oikawa et al. (2010) Jour. Geol. Soc. Japan, vol.116, Supplement, pp.49-61 DOI
• Harayama (1990) Geology of the Kamikochi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 175p. (in Japanese with English abstract 11p.)