Gems and minerals /

Describes in simple language the characteristics and uses of minerals and gems.

Bibliographic Details

Main Author:	Harris, Susan
Other Authors:	Scott, Ken
Format:	Book
Language:	English
Published:	New York : F. Watts, 1980.
Series:	Easy-read fact books.
Subjects:	Precious stones > Juvenile literature. Mineralogy > Juvenile literature. Mineralogy. Gems.