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Jodogahama Rhyolite

• Type locality: Jodogahama seashore, Miyako city, Iwate prefecture
• Volcanic rocks
• Eocene (52 Ma)
• Intruded in: Harachiyama Formation, Raga Formation, Hideshima Formation

• Lithofacies: I-type
• Lithofacies: Adakitic
• Lithofacies: Cordierite-bearing rhyolite

• Distribution (Diameter): ca. 1 km

------ Transitional, ~~~~~~ Intrusive, :::::: Fault, /--/-- Thrust, +__+__ Ground surface, ?--?-- Unknown

• Distribution: Jodogahama seashore, Miyako city, Iwate pref.

• Tsuchiya et al. (2008) Jour. Geol. Soc. Japan, vol.114, Supplement, pp.159-179 DOI
• Yoshida and Katada (1984) Geology of the Miyako District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 44p. (in Japanese with English abstract 6p.)
• Shimazu et al. (1970) Geology of the Taro District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 54p. (in Japanese with English abstract 6p.)