该系列的色彩也非常大胆，从白色到水泥灰色，甚至还有矢车菊蓝色。
The series is also very bold colors, from white to gray cement, and even the blue cornflower .
经过用本发明的方法处理的天然蓝宝石，可以褪色、增透、并具有矢车菊蓝色调，其观赏和经济价值有大幅度提高。
Through the said process, natural sapphire is discolored and its transmissivity increased and will have the hue of cornflower blue.
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