How mafic was the Archean upper continental crust? Insights from Cu and Ag in ancient glacial diamictites
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DOI: 10.1016/j.gca.2019.08.002
Abstract: Abstract The concentrations of Cu and Ag, both insoluble chalcophile elements, can be used to place tight constraints on the proportion of basalts in the upper continental crust (UCC) through time via analyses of fine-grained… read more here.
Keywords: continental crust; crust; upper continental; glacial diamictites ... See more keywords