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Kurogoro Plutonic Rocks Kisih et al., 2007

• Type locality: Kurogoro, Okumagura, Ube city, Yamaguchi prefecture
• Central plutonic body of a caldera
• Zoned pluton
• Plutonic rocks
• Late Cretaceous (96 - 94 Ma, K-Ar; 100.6, 94 Ma, Rb-Sr)
• Intruded by: Iwagoyama Granite
• Intruded in: Ushiroyama Andesite Member, Shiroyama Rhyolitic Pyroclastic Rock Member

• Lithofacies: Quartz monzogabbro, Quartz diorite, Granodiorite, Granite

• Distribution (East-West): ca. 11 km
• Distribution (South-North): ca. 3 km or less

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

• Distribution: southeast Mine city - Kibe city - Unai, Ube city, Yamaguchi pref.
• Distribution: Kurogoro, Okumagura, Ube city, Yamaguchi, Yamaguchi pref.

• Imaoka et al. (2019) Jour. Geol. Soc. Japan, vol.125, no.7, pp.529-553 DOI
• Kishi et al. (2007) Jour. Geol. Soc. Japan, vol.113, no.9, pp.479-491 DOI