Autor:	Symes, R. F., Harding, R. R.
Předmět:	Crystals--Juvenile literature, Crystallography--Juvenile literature, Precious stones--Juvenile literature
Kategorie:	JUVENILE NONFICTION / General
Popis:	Describes the seven basic shapes of crystals and other aspects of crystallography, including how they form in nature and how crystals are studied and identified.
Databáze:	eBook Index
Externí odkaz:	Zobrazit plný text záznamu