Sphene Synonym: Titanite Clades: Nesosilicates. Chemical: CaTiSiO5. Crystal system: Monoclinic. rom Related postsAbelia parvifoliaFebruary 15, 2020Wolffia arrhizaFebruary 15, 2020Sutera filicaulisMarch 9, 2020 Previous postRubelliteNext postWegscheiderite