Crystal and Gem (Eyewitness Books (Knopf Hardcover))
Books / Hardcover
Books › Nature › Rocks & Minerals
ISBN: 0679807810 / Publisher: Knopf Books for Young Readers, March 1991
Full-color photos. Learn about the formation and practical uses of crystals, semiprecious stones, and precious metals.
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Describes how crystals form in nature, how crystals are grown artificially, and how crystals are used in industry. Numerous color photos with text identify the various gemstones.
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