Bibliography
Level 5 Unit 14
Theme: Gems
 

EASY


Gemstones
by Carol Benanti
A close look at a variety of
gemstones and how they are
formed.
Precious Stones
by William Russell
Examines the many types of gems
used mostly in jewelry.
 

AVERAGE


Rocks and Minerals
by Rae Bains
Includes tips on collecting rocks.
Rocks and Minerals of
California
by Vinson Brown
A look at minerals and rocks
indigenous to California.
 

CHALLENGING


The Twenty-One Balloons
by William Pène Du Bois
A professor's hot-air balloon
lands on a volcanic island.
Crystals and Gems
by R. F. Symes and Roger Harding
Discusses how crystals are formed
and how they are used.

 

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