Italian Keldyshite Cited by user Daytang on 30 Aug 2023 La keldyshite è un minerale raro scoperto nel 1962 nei monti dei Coriacchi della Siberia orientale, in Russia.
English Eudialyte group Cited by user Chris Capoccia on 26 Jan 2014 Eudialyte group is a group of complex trigonal zircono- and, more rarely, titanosilicate minerals with general formula 33M(2)3M(4)Z3O'4X2, where N(1) and N(2) and N(3…