这篇文章选自 "蓝宝石：变化多端的晶体"系列的第三篇，探讨了合成蓝宝石的各种新兴应用。

GIA 加入了有几个矿工组成的小队，因为他们正在柬埔寨西部的拜林省搜寻蓝宝石和其他宝石。

选自 "蓝宝石：变化多端的晶体"系列的第二部分，文章讨论了几种先进的生长技术。

本文是“蓝宝石：变化多端的晶体”系列的第一部分，详细介绍了从这种矿物刚玉的第一种工业应用（机械钟表部件）到早期的合成生长技术的特性和历史。

《宝石与宝石学》(G&G) 期刊宣布 2019 年 Edward J. Gübelin（爱德华•J.古柏林）博士最具价值文章奖得主。

Advances in technology and increased demand for lower-priced gem materials contributed to the proliferation of new treatments throughout the first decade of the 2000s.

Since late 2007, rubies and sapphires have been mined by hand methods from both eluvial and primary deposits at Winza in central Tanzania.

Since 1993, large amounts of gem-quality sapphires from the Andranondambo region of southern Madagascar have entered the international gem market.

Yogo Gulch, discovered more than 100 years ago, is one of four major sapphire-producing areas in Montana, United States.

Northern Vietnam began producing significant quantities of rubies and fancy sapphires in the late 1980s.

Renewed interest in large-scale commercial mining of Montana sapphires motivated a detailed study of the heat treatment of sapphire from the Rock Creek deposit.