Levresse, Gilles; Tritlla, Jordi; Deloule, Etienne; Pinto Linares, Porfirio Julio (2007)
"In the Guerrero-Morelos platform (Guerrero State, Mexico) the adakitic rocks of Early Tertiary age contain abundant hornblende-rich tonalite xenoliths. Zircon crystals have been concentrated from both adakites and xenoliths, ...