Kogarasu type

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Kogarasu type

Invalid synonym: Kogarasu Granodiorite, Kurogane type

Plutonic rocks
early Pliocene (7.3 - 4.3 Ma)
Intruded in: Odaira Welded Tuff, Baba Welded Tuff

Lithofacies: Hornblende biotite granodiorite

Upper limit: Unconformity (Mizugamori Volcanic Rock)

Kofu Granodioritic Complex
[ Young ]
~~~~~~~~~~~~~~
Kawaura type
~~~~~~~~~~~~~~
Kogarasu type
~~~~~~~~~~~~~~
Ashikawa type
~~~~~~~~~~~~~~
Tokuwa type
~~~~~~~~~~~~~~
Mitakeshosenkyo type
~~~~~~~~~~~~~~
[ Old ]

Higashi-Yamanashi Volcano-Plutonic Complex
[ Young ]
~~~~~~~~~~~~~~
Kogarasu Granodiorite
~~~~~~~~~~~~~~
Konarayama Volcanic Rock
~~~~~~~~~~~~~~
[ Old ]

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

Distribution: Somaguchi - Umpoji temple, Yamanashi city, Yamanashi pref.

Hara et al. (2010) Geology of the Mitsumine District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 110p. (in Japanese with English abstract 4p.)
Mimura et al. (1984) Geology of the Mitake-Shosenkyo District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 61p. (in Japanese with English abstract 4p.)