Full AspenCat Catalog

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

All about Gemstones, birthstones and other finds.

"Gemstones are more than just pretty rocks. These stones serve a purpose far beyond jewelry or decoration! In this book, beautiful photos and interesting text combine to create a fascinating glimpse into the world of gemstones. Many special features turn this into a stand-out introduction to the subject, including a gemstone profile, comparison features, a formation diagram, and an activity. The text, photos, and features combine to create an engaging...

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

Bright, beautiful and sometimes very rare, you will be surprised at the humble beginnings of these precious stones.

Provides information about rocks, minerals, and gems, describing the ways in which they are formed, their physical characteristics, and where they can be found.

"You've been rock hunting in a mine for hours when something sparkly catches your eye. As you clear the dirt from around the crystal, you know your long hunt was worth it. You're holding a shiny blue sapphire! Find out how crystals form, where they are found, and about some of the most amazing crystal discoveries. Then learn how you can find and collect diamonds, emeralds, rubies, and other dazzling crystals too!"--

Learn about a gem called an emerald.

"Discover the beauty of emeralds, rubies, lapis lazuli, jade, silver, and gold in this gliterring collection of precious stones and metals. Learn where crystals can be found, how they form, and what they are used for - from dazzling jewelry to diamond-cutting tools and the silicon chip in your phone!"

Shows how diamonds and other gems are transformed by cutting and explains how these resources are mined and used in today's world.