The Earth's Hidden Treasures

by Sandra Downs

This is not a gem handbook. Written in an accessible and scientific manner, this book introduces readers to Earth's minerals, including their formation, their properties, and how to identify them. From the Moh's scale to pegmatite, radioluminescence to gabbro, even the most reluctant readers will be captivated.

• Format: Library Binding
• Language: English
• ISBN: 0761314113
• ISBN13: 9780761314110
• Release Date: October 1999
• Publisher: Twenty-First Century Books (CT)
• Length: 64 Pages
• Weight: 1.00 lbs.
• Dimensions: 0.4" x 8.3" x 10.3"
• Age Range: 9 to 12 years
• Grade Range: Grades 4 to 7