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gemstone
Table of Contents
Introduction References & Edit History Quick Facts & Related Topics
Images
jewelry: gems Amethyst Bloodstone brooch diamond Emerald Garnet Carved opal Pearl Ruby
For Students
gemstone summary
Quizzes
A brown-colored dog wearing a red-checked shirt with an orange hard helmet and hammer. Labor Day concept, work, jobs.
Odd Jobs Vocabulary Quiz
Basalt sample returned by Apollo 15, from near a long sinous lunar valley called Hadley Rille. Measured at 3.3 years old.
(Bed) Rocks and (Flint) Stones
Read Next
Reflections in a diamond. (gem; cut gemstone; optics; refraction)
Cold Stones: 9 Gems That Will Make You Feel Like a Peasant
Great Barrier Reef coral bleached area map and infographic
Coral Bleaching: A Threat to Our Reefs
Tiger shark (Galeocerdo cuvieri).
14 Questions About Aquatic Animals Answered
Discover
Town of Sisimiut located on the coast of the Davis Strait on Kangerluarsunnguaq Bay, Greenland
The Largest Islands in the World
Shadow of a man holding large knife in his hand inside of some dark, spooky buiding
7 of History's Most Notorious Serial Killers
Demystified - Do Lemmings Really Commit Mass Suicide? illustration
Do Lemmings Really Commit Mass Suicide?
pg 229Nazi parade features a banner proclaiming, "Death to Marxism."The possibility of a peaceful Germany after World War I was precluded entirely by the terms of the Versailles Treaty and theintransigent hostility of France and England. Stripped of indu
Were the Nazis Socialists?
Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.
10 Famous Artworks by Leonardo da Vinci
A Factory Interior, watercolor, pen and gray ink, graphite, and white goache on wove paper by unknown artist, c. 1871-91; in the Yale Center for British Art. Industrial Revolution England
Inventors and Inventions of the Industrial Revolution
Sydney New Years Eve Fireworks
Why Does the New Year Start on January 1?

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Images

jewelry: gems
Assortment of gems.
© Getty Images
Amethyst
© Erica and Harold Van Pelt Photographers
Bloodstone
© Erica and Harold Van Pelt Photographers
brooch
Brooch with pearls and gemstones.
© nadi555/Shutterstock.com
diamond
Diamond
© Erica and Harold Van Pelt Photographers
Emerald
© Erica and Harold Van Pelt Photographers
Garnet
© Erica and Harold Van Pelt Photographers
Carved opal
© Erica and Harold Van Pelt Photographers
Pearl
© Erica and Harold Van Pelt Photographers
Ruby
© Erica and Harold Van Pelt Photographers
Corundum of the variety ruby from Jegdalek, Afghanistan
© Wendell E. Wilson
Blue sapphire, natural specimen
© Erica and Harold Van Pelt Photographers
Corundum of the variety sapphire from Ceylon
© Wendell E. Wilson
Sardonyx
© Erica and Harold Van Pelt Photographers
Precious topaz
© Erica and Harold Van Pelt Photographers
Turquoise cabachon (foreground) and natural specimen (background)
© Erica and Harold Van Pelt Photographers
Assembled gems
Encyclopædia Britannica, Inc.
Three views of a brilliant-cut diamond
Encyclopædia Britannica, Inc.
Several traditional gemstone cuts
© Merriam-Webster Inc.
VIEW MORE in these related Britannica articles: