Melt-fluid infiltration in Archean suprasubduction zone mantle wedge: Evidence from geochemistry, zircon U-Pb geochronology and Lu-Hf isotopes from Wynad, southern India

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Melt-fluid infiltration in Archean suprasubduction zone mantle wedge: Evidence from geochemistry, zircon U-Pb geochronology and Lu-Hf isotopes from Wynad, southern India

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作者：Qiong-Yan Yang^a ; M. Santosh^b ; ^a ; ^{msantosh.gr@gmail.com" class="auth_mail" title="E-mail the corresponding author} ; ^{santosh@cugb.edu.cn" class="auth_mail" title="E-mail the corresponding author} ; Sohini Ganguly^c ; J. Arun-Gokul^d ; S.G. Dhanil Dev^d ; T. Tsunogae^e ; ^f ; E. Shaji^d ; Yunpeng Dong^g ; C. Manikyamba^h
关键词：Meta ultramafics ; Suprasubduction zone tectonics ; Zircon geochronology and Lu&ndash ; Hf isotopes ; Mesoarchean and Neohadean ; Southern India
刊名：Precambrian Research
出版年：2016
出版时间：August 2016
年：2016
卷：281
期：Complete
页码：101-127
全文大小：11474 K

文摘

class="label">•: Magmatic zircons in ultramafic rocks show 3.3–3.0 Ga and 2.5 Ga population.
class="label">•: Lu–Hf data indicate both juvenile and reworked components in magma generation.
class="label">•: Mantle metasomatism through Mesoarchean and Neoarchean subduction systems.