Ba-O-Ti, Octahedron 6-vertex, Temperature for congruent melting

• Ba-Fe-O-Ti
• Ba-Mn-O-Ti
• Ba-Nb-O-Ti
• Ba-O-Ta-Ti
• chalcogen
• transitional
• alkaline
• oxide
• cubic
• tetragonal
• monoclinic
• orthorhombic
• trigonal