Crystal stadium is the cyclical nature of atoms, ions, or molecules in a certain, at the result of grain over the process, Kong Jian ranked form has certain rules entering into both what is the shape of the solid Stadium.
Crystals are atoms, ions or molecules in accordance with a certain periodicity, during crystallization, the formation of a certain spatial arrangement rule of solid geometry.
Crystals are atoms, ions or molecules in a certain periodicity, in the process of crystallization, in order to form a solid geometry with a certain rule of geometry.