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Shiratsuchidani Ash Layer

• Tephra
• Pliocene - Pleistocene (1.07 Ma, FT)
• Correlation: Ss-Pnk

• Lithofacies: Vitreous volcanic ash

• Thickness: ca. 2 m
• Host: Shiratsuchidani Member

• Distribution: Adogawa river, Kuchiki, Takashima city, Shiga pref.

• Nakae and Yoshioka (1998) Geology of the Kumagawa District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 71p. (in Japanese with English abstract 4p.)
• Ishida et al. (1984) Geology of the Hikone-Seibu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 121p. (in Japanese with English abstract 6p.)