Petrogénesis de la rodingita del Cretácico Inferior de la sierra de Guanajuato, México

  • Luis Enrique Ortiz-Hernández Consejo de Recursos Minerales, Gerencia de Apoyo Geológico.
Keywords: Rodingite, ultramafic-mafic rocks, Early Cretaceous, calcic metasomatism, Guanajuato, central Mexico.

Abstract

It is reported for the first time in the country a rodingite occurence in central Mexico. The protoliths of these rocks were gobbros that occur as dikes (0.30 – 1m wide) and elliptic lenses intruded and/or tectonically emplaced within ultramafic-mafic cumulates of Early Cretaceous age in the Sierra of Guanajuato… in order to continue... download the full paper in PDF.

Published
2018-11-02
Section
Regular Papers