[ Top ] [ Japanese ]

Ishizuchi Group

• Volcanic rocks
• middle Miocene (15.0, 12.9 Ma, K-Ar)

• Lithofacies: Acidic volcaniclastic rocks, Andesite
• Lithofacies (Volcaniclastic rocks): Tuff, Lapilli tuff, Tuff breccia

• Upper limit: Unknown
• Lower limit: Unconformity (Kuma Group, Izumi Group, Sanbagawa Metamorphic Rocks)

• Distribution: Ehime pref.

• Nakata et al. (2019) Jour. Geol. Soc. Japan, vol.125, no.6, pp.447-452 DOI
• Ikeda et al. (2017) Jour. Geol. Soc. Japan, vol.123, no.7, pp.445-470 DOI
• Ochi et al. (2014) Jour. Geol. Soc. Japan, vol.120, no.5, pp.165-179 DOI