Given the prevalence of synthetic Alexandrite, they are also a fascinating hallmark of authenticity that helps us distinguish real gems from artificial impostors.

 
       
  • 在人工合成亚力山大石流行的今天,内含物是鉴别宝石天然纯度的一个重要标志,有助于我们将天然宝石与人工合成赝品区别开来。
今日热词
目录 附录 查词历史