Chalcogen, Disordered, Transitional, Mg-x polyhedra

• Fe-Mg-O
• Mg-Nb-O-Pb-Ti
• Mg-Nb-O-Pb
• Ba-Fe-O
• Mg-O-Ti
• structural properties
• thermal and thermodynamic properties
• electronic and electrical properties
• magnetic properties
• phase transitions
• transitional
• disordered
• chalcogen
• alkaline
• cubic
• monoclinic
• orthorhombic
• trigonal
• hexagonal