Habu Granodiorite

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Habu Granodiorite

Type locality: Habu, Niihama city, Ehime prefecture
Plutonic rocks
Cretaceous (93 Ma)
Intruded by: Oshima Tonalite, Waita Granite, Mafic rock dikes, Felsic rock dikes
Intruded in: Ryoke Metamorphic Rocks

Lithofacies: Clinopyroxene hornblende biotite granodiorite
Lithofacies (Minor): Hornblende biotite granodiorite, Hornblende biotite granite
Structures: Foliated

Older Ryoke Granitoids (Niihama, Ehime pref.)
[ Young ]
~~~~~~~~~~~~~~
Waita Granite
~~~~~~~~~~~~~~
Oshima Tonalite
~~~~~~~~~~~~~~
Habu Granodiorite
~~~~~~~~~~~~~~
[ Old ]

Ryoke Belt
[ Young ]
~~~~~~~~~~~~~~
Ryoke Metamorphic Rocks
~~~~~~~~~~~~~~
Younger Ryoke Granitoids
~~~~~~~~~~~~~~
Older Ryoke Granitoids
~~~~~~~~~~~~~~
[ Old ]

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

Distribution: Miyoshima island - Habu - Kuroshima island, Niihama city, Ehime pref.

Aoya et al. (2013) Geology of the Niihama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 181p. (in Japanese with English abstract 3p.)