Nutman, Allen P.; Friend, Clark R L; Bennett, Victoria; Van Kranendonk, M J; Chivas, A R
The rare preservation of a stratigraphy in the northwest of the Eoarchean Isua supracrustal belt (Greenland)
demonstrates the world's earliest-recognised marine transgression. Stratigraphically lowest is the ~3710 Ma
Solvang Volcanic Formation of picrites, basalts and basaltic-andesites with arc-like geochemical signatures.
Close to its erosional top, this formation's volcanic rocks show increase in K2O with depletion of Na2O, depletion
in Sr with no alteration in Eu abundance and δ18OVSMOW...[Show more]
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