Daito Granodiorite

[ Top ] [ Japanese ]

Daito Granodiorite Yamamoto, 1954

Type locality: Hataya, Daito town, Unnan city, Shimane prefecture
Plutonic rocks
late Paleocene (63 - 44 Ma, K-Ar)
Correlation: Akana Granodiorite
Intruded by: Hiyodori Granite, Microdiorite dikes, Hornblende biotite dikes, Rhyolite dikes

Sedimentary facies: Batholith
Lithofacies: Hornblende biotite granodiorite

Distribution (Width): ca. 11 km
Distribution (Length): ca. 23 km
Upper limit: Unconformity (Kawai Formation)

Younger Inbi stage intrusive rocks
~~~~~~~~~~~~~~
Daito Granodiorite
~~~~~~~~~~~~~~
Ijimi Granite
~~~~~~~~~~~~~~
Shimokuno Granite
~~~~~~~~~~~~~~
Neu Granite
~~~~~~~~~~~~~~
Abire Granodiorite
~~~~~~~~~~~~~~
Otsukamiya Granite
~~~~~~~~~~~~~~
Fube Granite
~~~~~~~~~~~~~~
Ushirodani Granite
~~~~~~~~~~~~~~
Akana Granodiorite
~~~~~~~~~~~~~~
Onbara Granite
~~~~~~~~~~~~~~
Hiyodori Granite
~~~~~~~~~~~~~~

Sanin Belt
[ Young ]
~~~~~~~~~~~~~~
Tamagawa stage volcanic rocks
~~~~~~~~~~~~~~
Younger Inbi stage intrusive rocks
?--?--?--?--?-
Older Inbi stage intrusiv rocks
?--?--?--?--?-
Inbi stage volcanic rocks
~~~~~~~~~~~~~~
Mochigase stage intrusive rocks
?--?--?--?--?-
Mochigase stage volcanic rocks
~~~~~~~~~~~~~~
[ Old ]

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

Distribution: Hataya - Kanbara - Sunagohara - Yamada - Enjo - Kisuki town, Unnan city, Shimane pref.; Odani, Tamayu town, Matsue city, Shimane pref.; Inbegawa river - Moriwaki, Matsue city, Shimane pref.; Imaichi town, Izumo city, Shimane pref.

Nishida (2013) Jour. Geol. Soc. Japan, vol.119, no.4, pp.229-248 DOI
Kano et al. (1994) Geology of the Matsue District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 126p. (in Japanese with English abstract 5p.)
Kano et al. (1991) Geology of the Imaichi District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 79p. (in Japanese with English abstract 5p.)