Boninitic metavolcanic rocks and island arc tholeiites from the Older Metamorphic Group (OMG) of Singhbhum Craton, eastern India: Geochemical evidence for Archean subduction processes
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- 作者：C. Manikyambaa ; cmaningri@gmail.com" class="auth_mail" title="E-mail the corresponding author ; Jyotisankar Rayb ; Sohini Gangulya ; c ; M. Rajanikanta Singha ; M. Santoshd ; Abhishek Sahaa ; e ; M. Satyanarayanana
- 关键词：Boninites ; Geochemistry ; Fluid-fluxed metasomatism ; Paleo-Mesoarchean subduction ; Singhbhum Craton ; Older Metamorphic Group
- 刊名：Precambrian Research
- 出版年：2015
- 出版时间：December 2015
- 年：2015
- 卷：271
- 期：Complete
- 页码：138-159
- 全文大小：4692 K
文摘
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First report of boninite-low Ti arc basalt from Singhbhum Craton.
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Metasomatism of depleted mantle wedge by slab-dehydrated fluids during subduction initiation.
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Magma generation by flux-induced wedge melting in spinel peridotite domain of intraoceanic arc.
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Modern-style subduction processes during Paleo-Mesoarchean.