Article ID Journal Published Year Pages File Type
4723420 Precambrian Research 2013 15 Pages PDF
Abstract
► 40Ar/39Ar geochronology on metamorphic minerals of the Urucum-BIF sequence. ► Ages impose a lower limit for the depositional age of the iron-formation. ► Ages correlate with the Brasiliano thermo-tectonic events. ► Ages reveal the effects of weathering after exhumation of the sequence.
Keywords
Related Topics
Physical Sciences and Engineering Earth and Planetary Sciences Geochemistry and Petrology
Preview
40Ar/39Ar constraints on the age and thermal history of the Urucum Neoproterozoic banded iron-formation, Brazil
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