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Seawater-like trace element signatures (REE + Y) of Eoarchaean chemical sedimentary rocks from southern West Greenland, and their corruption during high-grade metamorphism

Date

Authors

Friend, Clark

Nutman, Allen

Bennett, Victoria

Norman, Marc

Publisher

Springer

Abstract

Modern chemical sediments display a distinctive rare earth element + yttrium (REE + Y) pattern involving depleted LREE, positive La/ La*SN, Eu/Eu*SN, and YSN anomalies (SN = shale normalised) that is related to precipitation from circumneutral to high pH

Keywords

Keywords: Archean; banded iron formation; marble; metamorphism; precipitation (chemistry); rare earth element; seawater; sediment chemistry; sedimentary rock; sedimentation; siderite; trace element; Arctic; Greenland; West Greenland Akilia; Archaean; Banded iron-formation; Chemical sediments; Greenland; Seawater composition

URI

http://hdl.handle.net/1885/35108

Collections

Open Access Research

Source

Contributions to Mineralogy and Petrology (Electronic)

Type

Journal article

DOI

10.1007/s00410-007-0239-z

Restricted until

2037-12-31

Downloads

File

Description

01_Friend_Seawater-like_trace_element_2008.pdf (1.02 MB)