Crystal & gem /

Symes, R. F.

Crystal & gem / written by R.F. Symes and R.R. Harding ; - 1st American ed. - New York : Knopf, 1991. - 63 p. : col. ill. ; 29 cm. - Eyewitness books .

Includes index. "A Borzoi book."

Describes the seven basic shapes of crystals and how they form in nature, how crystals are studied and identified, how crystals are grown artificially, how crystals are used in industry, and other aspects of crystallography.



0679807810 $22.80

90004930 /AC


Crystals
Precious stones
Gems

QD906.3 / .S96 1991

548