Carbonate, Chalcogen, Hexagonal, Phase transitions

• Al-C-H-Na-O-Si
• C-Na-O
• Ba-C-Cs-F-O
• Ca-H-O-P
• C-Cd-F-K-O
• fusion
• temperature for congruent melting
• decomposition temperature
• decomposition
• structural transitions
• carbonate
• chalcogen
• alkali
• disordered