鉱物データベースとクリスタルセラピー鉱物Schlüterite-(Y)Schlüterite-(Y)(Y,REE)2AlSi2O7(OH)2FMonoclino IMA approved構成Composizione (% in peso)YOSiAlYYttrium41.7%OOxygen33.8%SiSilicon13.2%AlAluminium6.3%FFluorine4.5%HHydrogen0.5%語源名前の由来 Jochen Schlüter.