"In this book, readers will learn how 130 of the more than 3,000 minerals that exist form gemstones. Vibrant, full-color photos and carefully leveled text will engage readers as they learn more about how gemstones are formed and the qualities for which they are prized."-- Provided by Publisher.

Young readers will be amazed to learn about what a gem is and how it is made. This title is informative yet simple. Big text and simple sentences combined with vibrant photographs will entertain readers and strengthen their reading skills. Aligned to Common Core Standards and correlated to state standards. Abdo Kids is a division of ABDO.

This title explains what organic gems are, how and where they form in nature, and why they are set apart from inorganic gemstones

"Investigate Gems introduces readers to what gems are and how they form, including mineral gems and organic gems. Learn about crystal systems, imitation and synthetic gems, cultured pearls, how gems are used, and their historic importance. A geology-themed project provides the opportunity for hands-on experience. Other features include a table of contents, fun facts, infographics, sidebars, map, and an index. Aligned to Common Core Standards and correlated...

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.

The Rock and Gem Book is packed full of photos of natural wonders, including rocks, minerals, gems, shells and fossils. This children's encyclopedia displays more than 1,200 full-color specimens, from sapphires and rubies to silver and pearl, revealing the unique qualities of each material and how it is used in industry, architecture, art and science. Including precious metals, rare fossils, tiny gemstones and giant shells, the Rock and Gem Book gives...

Examines the origins and study of gemstones, including facts about mining and jewelry making.