[ Top ] [ Japanese ]

Shikijiki Granite Yoshida, 1961

• Type locality: Shikijiki, Akiatakata city, Hiroshima prefecture
• Plutonic rocks
• Late Cretaceous (84.7 Ma, K-Ar)
• Intruded in: Hasumi Formation, Takada Rhyolites

• Lithofacies: Hornblende biotite granite
• Lithofacies (Minor): Diorite, Aplite

• Distribution: Shikijiki - Yamane, Akiatakata city, Hiroshima pref.; Kumami - Wakaya, Miyoshi city, Hiroshima pref.

• Matsuura (1990) Geology of the Akana District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 73p. (in Japanese with English abstract 5p.)