Gemstones, Minerals and Rocks

Gemstones have survived the centuries and gathered a wealth of history and romance around them. The mysterious appeal of gemstones, their exquisite colors and reflections of light, rarity, hardness and durability have made them precious. Gemstones form in a variety of different earth environments and are a major economic resource for many nations. In this course the students will learn how gemstones, minerals and rocks are formed, their chemical composition and structures, optical and physical properties such as color, luster, cleavage, specific gravity and hardness, their worldwide occurrence, history of the famous gemstones and the tenets of their economic values.

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