Korbel, Petr. The complete encyclopedia of minerals : description of over 600 minerals from around the world / Petr Korbel and Milan Novak. - 296 p. : colored illustration ; 24 cm. Includes index. ISBN: 90-366-1506-2 Subjects--Topical Terms: Crystallography.Minerals--Encyclopedias.Mineralogy--Encyclopedias.