本文讨论了两种鉴定黄(或橙)色蓝宝石的新工艺: 1.在光源和浸没管之间放置蓝色滤光片,以提供天然和合成黄(橙)色蓝宝石中色带(直或弯)的必要对比依据。 2.斯里兰卡黄色至橙色蓝宝石的热处理鉴定,可以通过将原石置于高瓦数电灯泡下作褪色试验的方法来进行。随着对其缓缓加热,样品的颜色将会变得更深,褐色更浓,当其冷却至室温,颜色即恢夏正常。 This article discusses two new techniques for characterizing yellow (or orange) sapphire: 1. Place a blue filter between the light source and the immersion tube to provide a ribbon in a natural and synthetic yellow (orange) sapphire Bend) the necessary basis for comparison. 2. The identification of the heat treatment of Sri Lanka yellow to orange sapphire can be done by placing the stone under high wattage light bulb for fading test. As it warms slowly, the color of the sample will become darker and brownier, and the color will return to normal when it is cooled to room temperature.