Carbonate, Disordered, Temperature for congruent melting

• Ba-C-Ca-Cu-O
• C-H-Na-O
• Al-C-H-Na-O-Si
• C-H-K-O
• C-Ca-Fe-Mg-O
• disordered
• chalcogen
• carbonate
• alkaline
• tetragonal
• hexagonal
• trigonal
• monoclinic
• orthorhombic