Nakamori Gabbro

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Nakamori Gabbro Kano et al., 2012

Type locality: Karaminai creek, Nakamori, Hitachinai, Ani, Kitaakita city, Akita prefecture
Plutonic rocks
Late Cretaceous (91 Ma, K-Ar)
Intruded by: Granodiorite

Lithofacies: Biotite hornblende quartz diorite, Tonalite
Lithofacies (Minor): Hornblende gabbro

Taiheizan Plutonometamorphic Rocks
[ Young ]
~~~~~~~~~~~~~~
Haginari Granite
~~~~~~~~~~~~~~
Taiheizan Granodiorite
~~~~~~~~~~~~~~
Nakamori Gabbro
~~~~~~~~~~~~~~
[ Old ]

Taiheizan Complex Pluton
[ Young ]
~~~~~~~~~~~~~~
Tertinary granite
~~~~~~~~~~~~~~
Taiheizan Plutonometamorphic Rocks
~~~~~~~~~~~~~~
[ Old ]

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

Distribution: Nakamori - Tengunomata creek - Karamatsu creek, Hitachinai, Ani, Kitaakita city, Akita pref..; Upper reaches of Marumai river, Akita city, Akita pref.

Kano (2018) Jour. Geol. Soc. Japan, vol.124, no.10, pp.781-803 DOI
Kano et al. (2012) Geology of the Aniai District, 2nd Edition, 1:50,000 Quadrangle Series, Geological Survey of Japan, AIST, 59p. (in Japanese with English abstract 4p.)