2007年9月,笔者在广东揭阳玉石市场上发现了一种以前少见的玉石原料。其颜色以褐黄色为主,局部有白色,整体感觉像俄罗斯的“糖玉”,不过用手掂重稍显轻。肉眼观察,其结构细腻,褐色分布不均匀;放大检查,其结构为粒状、柱粒状,可见解理面的反光;折射率为1.53左右(点测),密度约为2 In September 2007, the author found a rare jade raw material in the market of jade in Guangdong Jieyang. The color is mainly brown and yellow, the local white, the overall feeling like Russia’s “sugar jade”, but slightly heavier with the handcuffs. Macroscopic observation, the structure is delicate, uneven brown distribution; magnification inspection, the structure of granular, columnar, visible cleavage surface reflection; refractive index of about 1.53 (point measurement), the density of about 2