Hayachine Complex

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Hayachine Complex Nagahiro et al., 1988

Synonym: Hayachine Ultramafic Complex

Ophiolite
Island arc ophiolite
Ordovician
Correlation: Miyamori Complex (Same ophiolite)

Lithofacies: Lherzolite

Hayachine Complex
[ Upper ]
--------------
Kagura Igneous Rocks
::::::::::::::
Kuromoriyama Amphibolite
::::::::::::::
Nakadake Serpentinite
?--?--?--?--?-
[ Lower ]

South Kitakami Belt (Osako, Iwate pref.)
[ Upper ]
?--?--?--?--?-
Uchikawame Formation
?--?--?--?--?-
Funakubo Formation / Odagoe Formation
?--?--?--?--?-
Orikabetoge Formation
--------------
Nameirizawa Formation
::::::::::::::
Hayachine Complex
?--?--?--?--?-
[ Lower ]

South Kitakami Belt (Kawai, Iwate pref.)
[ Upper ]
?--?--?--?--?-
Yakushigawa Formation
--------------
Hayachine Complex
?--?--?--?--?-
[ Lower ]

South Kitakami Belt (Kamaishi, Iwate pref.)
[ Upper ]
?--?--?--?--?-
Nakawada Formation
/--/--/--/--/-
Kogawa Formation
~~~~~~~~~~~~~~
Senjogataki Formation
::::::::::::::
Hayachine Complex
?--?--?--?--?-
[ Lower ]

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

Distribution: Mount Hayachine, Iwate pref.

Ozawa et al. (2013) Jour. Geol. Soc. Japan, vol.119, Supplement, pp.134-153 DOI
Kawamura et al. (2013) Geology of the Hayachine San District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 101p. (in Japanese with English abstract 4p.)