Alkaline, Disordered, Oxide, Khan, Structural properties

• Ba-Co-Fe-O
• Fe-Mg-O
• Ba-Ca-Cu-O-Tl
• Cr-Fe-Mg-O
• Ba-Fe-Mo-O-Pr
• disordered
• oxide
• alkaline
• chalcogen
• cubic
• hexagonal
• orthorhombic
• trigonal
• tetragonal