Sapphire bụ otu kristal nke alumina, bụ nke tripartite kristal usoro, hexagonal Ọdịdị, ya crystal Ọdịdị bụ mejupụtara atọ oxygen atọm abụọ aluminom atọ na covalent njikọ ụdị, haziri nke ọma, na ike bonding yinye na lattice ume, mgbe ya. kristal agba ...
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