U-Pb geochronology and trace element studies of zircon 'micro-vein' in gneissic peralkaline granite, western Ethiopia

Kebede Tesfaye; 日高 洋; 堀江 憲路; 寺田 健太郎

doi:10.14862/geochemproc.52.0.218.0

2005年度日本地球化学会第52回年会講演要旨集

セッションID: 3B14

DOI https://doi.org/10.14862/geochemproc.52.0.218.0

会議情報

主催: 日本地球化学会

共催: 日本化学会

岩石・地殻

U-Pb geochronology and trace element studies of zircon 'micro-vein' in gneissic peralkaline granite, western Ethiopia

*Kebede Tesfaye, 日高洋, 堀江憲路, 寺田健太郎

著者情報

キーワード: Zircon micro-vein, U-Pb zircon age, Trace element, Peralkaline granite, Western Ethiopian Precambrian

会議録・要旨集フリー

詳細

抄録

Here we present U-Pb ages and trace element (U, Th, REEs, Y, and Hf) compositions of a zircon ‘micro-vein’ and host granite zircons as well as their internal textural features used to understand the mode of their formation and subsequent fluid-influenced alteration and recrystallization.

責任著者(Corresponding author)

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