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gemstone
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Jewelry: gems Amethyst Bloodstone Gold brooch featuring a large, teardrop-shaped red gemstone at the center, surrounded by round pearls and clear gemstones, with an additional teardrop-shaped clear stone hanging below. diamond Emerald Garnet Carved opal Pearl Ruby
At a Glance
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gemstone summary
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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
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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.
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