The Neoarchaean Stor酶 Supracrustal Belt, Nuuk region, southern West Greenland: An arc-related basin with continent-derived sedimentation
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- 作者：Kristoffer Szilasa ; kszilas@ldeo.columbia.edu" class="auth_mail ; kristoffer_szilas@hotmail.com" class="auth_mail ; Jeroen A.M. van Goola ; 1 ; Anders Schersté ; na ; 2 ; Robert Freib
- 关键词：Godthå ; bsfjord ; Metasedimentary rocks ; Quartzite ; Storø ; Anorthosite Complex ; Sm&ndash ; Nd isotope data
- 刊名：Precambrian Research
- 出版年：July 2014
- 年：2014
- 卷：247
- 期：Complete
- 页码：208-222
- 全文大小：5733 K
文摘
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The <2800 Ma Storø Supracrustal Belt sequence have slightly contaminated Nd-isotopes.
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Subduction zone setting with back-arc rifting forming a sedimentary basin is proposed.
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Proximal sediment source suggests significant continental freeboard by 2800 Ma.