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The Tamboril–Santa Quitéria Complex is an important Neoproterozoic granitic–migmatitic unit from the Ceará Central Domain that developed from ca. 650 to 610Ma. In general the granitoids range in composition from diorite to granite with predominance (up to 85%) of granitic to monzogranitic composition with biotite as the main mafic AFM phase. Geochemical and 207 Pb/ 206 Pb evaporation...
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