Kartashov

• Ca-Ce-Fe-La-Nb-Nd-O-Pr-Si-Ti
• O-Y
• Al-Ca-Ce-Fe-H-O-Si
• Cu-Mo-O-S
• F-Pb
• structural properties
• chalcogen
• transitional
• alkaline
• multinary
• metalloid
• monoclinic
• triclinic
• cubic
• hexagonal
• trigonal