About TSUCHIYA Nobutaka
About Iwate Univ., Morioka, JPN
About TAKEDA Tomoyo
About Iwate Univ., Morioka, JPN
About TAKEDA Tomoyo
About Yahabahigashi Elementary School, Fujisawa, JPN
About TANI Kenichiro
About Japan Agency for Marine-Earth Sci. and Technol., Yokosuka, JPN
About ADACHI Tatsuro
About Kyushu Univ., Fukuoka, JPN
About NAKANO Nobuhiko
About Kyushu Univ., Fukuoka, JPN
About OSANAI Yasuhito
About Kyushu Univ., Fukuoka, JPN
About KIMURA Jun-Ichi
About Japan Agency for Marine-Earth Sci. and Technol., Yokosuka, JPN
About Northeast Japan province
About granite
About uranium-thorium-lead dating
About chemical composition
About andesite
About zircon
About oceanic ridge
About plate (plate tectonics)
About subduction
About origin
About late Paleozoic Era
About Fukushima prefecture
About adakite
About Abukuma Belt
About whole rock chemical composition
About Dating
About Plutonic rocks
About 阿武隈山地
About 縁
About 石炭紀
About 白亜紀
About アダカイト質花崗岩類
About 地質学