Gemstone
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A gemstone is a piece of mineral crystal which, when cut or polished, is used to make jewelry or other adornments. Certain rocks and occasionally organic materials that are not minerals may also be used for jewelry and are therefore often... Wikipedia
April: diamond
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New to gemstones? Curious about the different kinds of gemstones? Check out our gemstones list and discover a world of precious and semi-precious stones.
gemstone (also called a · fine gem, · jewel, · precious stone, · semiprecious stone, or simply · gem) is a piece of mineral crystal which, when cut or polished, is ...
GIA's Gem Encyclopedia is a virtual journey through the science and lore of gemstones from across the globe. Each precious stone page features additional ...
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For thousands of years, people have used terms like "gem" and "gemstone" to describe objects like rubies and emeralds. However, some find defining a gem ...
Gains in the Education of Mathematics and Science (GEMS) is an U.S. Army-sponsored, summer STEM enrichment program for middle and high school students that ...
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Gemstones have attracted humankind since ancient times, and have long been used for jewelry. The prime requisite for a gem is that it must be beautiful.
Discover the truth and the old-school myths about gems and semi-precious stones. Garnet. Garnet. Garnet. Read. Amethyst. Amethyst. Amethyst. Read.