Cristobalite
It is named after Cerro San Cristóbal in Pachuca Municipality , Hidalgo , Mexico . 
<triplet> Pachuca Municipality <subj> Hidalgo <obj> located in the administrative territorial entity <subj> Mexico <obj> country <triplet> Hidalgo <subj> Mexico <obj> country <triplet> Mexico <subj> Hidalgo <obj> contains administrative territorial entity