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| Precambrian Dykes in the S?o Francisco Craton Revisited: Geochemical-isotopic Signatures and Tectonic Significance | |
| 作者姓名： | Wilson TEIXEIRA Vicente A. V.. GIRARDI Maurizio Mazzucchelli Elson P. OLIVEIRA Paulo C. CORRêA DA COSTA |
| 摘 要： | 正Several generations of mafic dyke swarms(2.7 to 0.8Ga),highlighted by aeromagnetic data,petrography,geochemistry,isotope geology and mostly U-Pb baddeleyite ages,crosscut the Archean and |
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