Okukano Felsic Intrusive Rocks

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Okukano Felsic Intrusive Rocks Imaoka et al., 2019

Type locality: Okukano, Ato, Yamaguchi city, Yamaguchi prefecture
Volcano-plutonic complex
Ring dike of Ikumo caldera
Volcanic rocks
Late Cretaceous

Lithofacies: Quartz porphyry, Plagyophyre
Lithofacies (Minor): Granite porphyry

Ikumo Caldera
[ Upper ]
?--?--?--?--?-
Intrusive pyroclastic rock
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Usutaniyama Rhyolitic Lava
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Okukano Felsic Intrusive Rocks
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Ikumo Formation
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[ Lower ]

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

Distribution: Okukano - Zomeki, Ato, Yamaguchi city, Yamaguchi pref.; Abugawa dam, Kawakami, Hagi city, Yamaguchi pref.; Mount Oharatani, Yamaguchi city, Yamaguchi pref.; Yunoki - Lake Ohara, Tokuzi, Yamaguchi city, Yamaguchi pref.; Jifuku, Ato, Yamaguchi city, Yamaguchi pref.; Tsuiji, Ikumohigashibun, Ato, Yamaguchi city, Yamaguchi pref.

Imaoka et al. (2019) Jour. Geol. Soc. Japan, vol.125, no.7, pp.529-553 DOI