C-Ca-O, Carbonate, Temperature for congruent melting

• Ba-C-Ca-Cu-O
• C-Ca-H-O-U
• Ba-C-Ca-O
• C-Ca-Fe-Mg-O
• carbonate
• alkaline
• chalcogen
• disordered
• hexagonal
• orthorhombic
• trigonal
• monoclinic
• tetragonal