About FUKUDOME TAKAAKI
About 秋田大 鉱山 資源地学研施設
About YOSHIDA TAKEYOSHI
About NAGAO KEISUKE
About 岡山大 地球内部研セ
About ITAYA TETSUMARU
About 岡山理大 蒜山研
About TANOUE SEIJI
About 秋田大 鉱山 資源地学研施設
About alkali basalt
About Volcanic rocks
About Dating related to geochemistry
About 日本海東縁
About 鮮新世
About アルカリ玄武岩