Age of the granitic magmatism and the W-Mo mineralizations in skarns of the Seridó belt (NE Brazil) based on zircon U-Pb (SHRIMP) and Re-Os determinations - Hollanda, Maria Helena Bezerra Maia de; Souza Neto, João Adauto; Archanjo, Carlos José; Stein, Holly; Maia, Ana C. S. (Journal of South American Earth Sciences, 2017)