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Osafune Granite Sato et al., 2022

• Type locality: Lake Araike, Ii, Osafune town, Setouchi city, Okayama prefecture
• Plutonic rocks
• Cretaceous (85.6 - 71.7 Ma)
• Intruded by: Rhyolite dikes
• Intruded in: Ejiri Unit, Takasagoyama Formation, Yotsujiyama Granite

• Lithofacies: Hornblende biotite granite

• Distribution (East - West): 6.5 km
• Distribution (South - North): 1.5 km
• Magnetic susceptibility: 0.3 - 0.7 x 10^-3 SI or less

• Distribution: Lake Araike - Kamigasaka - Koyama, Setouchi city, Okayama pref.; Sayama, Bizen city, Okayama pref.

• Sato et al. (2022) Geology of the Wake District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 106p. (in Japanese with English abstract 4p.)