Shimokuhara Granite

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Shimokuhara Granite

Plutonic rocks
Late Cretaceous (88 Ma, K-Ar)
Intruded by: Osogoe Complex, Nishinagano Quartz Porphry Dike Swarms
Intruded in: Soo Granodiorite, Sasugawa Granodiorite, Kuga Group

Lithofacies: Biotite granite

Hiroshima Granites (Iwakuni, Hiroshima pref.)
[ Young ]
~~~~~~~~~~~~~~
Nakayamagawa Complex
~~~~~~~~~~~~~~
Shimokuhara Granite
~~~~~~~~~~~~~~
Iwakuni Granite / Yasakakyo Granite
~~~~~~~~~~~~~~
Osogoe Complex
~~~~~~~~~~~~~~
Habu Granodiorite
~~~~~~~~~~~~~~
[ Old ]

Sanyo Belt (Hiroshima)
[ Young ]
~~~~~~~~~~~~~~
Hiroshima Granites
~~~~~~~~~~~~~~
[ Old ]

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

Distribution: Kaminagano - Shimokuhara - Shimodani - Kamidani - Nagareda - Kanogi - Myojin - Shimosozu - Kinmeijitoge pass - Sasamigawa river - Noji, Iwakuni city, Yamaguchi pref.

Higashimoto et al. (1983) Geology of the Iwakuni District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 79p. (in Japanese with English abstract 6p.)