This title explains what organic gems are, how and where they form in nature, and why they are set apart from inorganic gemstones. Aligned to Common Core Standards and correlated to state standards. Abdo Kids Jumbo is an imprint of Abdo Kids, a division of ABDO. Glossary of key words Index Table of contents Budding geologists can learn all about rocks, minerals, beautiful crystals, and more with this series. Each title uses simple language to explain the science behind Earth's incredible ways of recycling and creating rocks! Aligned to Common Core Standards and correlated to state standards. Abdo Kids Jumbo is an imprint of Abdo Kids, a division of ABDO

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