Tomio Granite

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Tomio Granite Shimada and Tainosho, 1999

Type locality: Tomiomotomachi town, Ikoma city, Nara prefecture
Plutonic rocks
Late Cretaceus (74.3, 72.1 Ma, K-Ar)
Transitional: Katano Granite

Lithofacies: Migmatic biotite granite

Distribution (East - West): ca. 1 km
Distribution (South - North): ca. 4 km

Younger Ryoke Granitoids (Ikoma, Nara pref. - Osaka pref.)
[ Young ]
~~~~~~~~~~~~~~
Tsuda Granite
~~~~~~~~~~~~~~
Shijonawate Granodiorite
~~~~~~~~~~~~~~
Katano Granite
--------------
Tomio Granite
~~~~~~~~~~~~~
Tenno Granite
~~~~~~~~~~~~~~
Kisaichi Granite
~~~~~~~~~~~~~~
Ishikiri Tonalite
~~~~~~~~~~~~~~
[ Old ]

Ryoke Belt
~~~~~~~~~~~~~~
Ryoke Metamorphic Rocks
~~~~~~~~~~~~~~
Younger Ryoke Granitoids
~~~~~~~~~~~~~~
Older Ryoke Granitoids
~~~~~~~~~~~~~~

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

Distribution: Tomiomotomachi town - Tsujimachi town, Ikoma city, Nara pref.

Miyachi et al. (2001) Geology of the Osaka-Tohokubu District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 130p. (in Japanese with English abstract 6p.)