Iolite is sometimes thought to be a tanzanite .

利泰有时认为是坦桑。

The silver ray is expressed in four minerals associated with the language of light ; hematite that represents the unconditional love tone , iolite that represents the function tone , herkimer that represents the creativity tone and titanium that represents the honesty tone .

银色光线被表达在四种与光之语相关的矿物中；赤铁矿表现无条件爱的音调，堇青石表现功能音调，赫尔基摩双头水晶表现创造音调，而钛表现诚实音调。