Identifying gemstones is not a trivial task. While properties such as color and transparency can help with identification, gemstones such as rubies, spinels, and garnets can be difficult to ...
Once a thriving city in Iran’s Sistan and Baluchestan Province around 3200 B.C., Shahr-e Sokhteh now stands abandoned. Shahr-e Sokhteh, which means “Burnt City,” was located at the junction of trade ...
Synthetic gem-crystals are available since the late 1800s and their production processes were more and more refined. Later, starting in the 1950s, diamond was available via different types of ...
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