According to PR-model, Mayenite supergroup, part III: Fluormayenite, Ca12Al14O32[〈4F2], and fluorkyuygenite, Ca12Al14O32[(H2O)4F2], two new minerals from pyrometamorphic roc... is ranked 2,443,279th in multilingual Wikipedia, in particular this website is ranked 40,289th in Catalan Wikipedia.