[ Top ] [ Japanese ]

Ko Tephra

• Type locality: Ko, Mihama city, Chita county, Aichi prefecture
• Tephra
• Pleistocene (older than 10 Ma)

• Lithofacies: Volcanic ash

• Thickness (Upper): 25 - 30 m
• Thickness (Lower): 20 - 45 m
• Host: Tokoname Formation

• Distribution: Ko - Tagami, Mihama city, Chita county, Aichi pref.

• Kondo and Kimura (1987) Geology of the Morozaki District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 93p. (in Japanese with English abstract 5p.)