Ke, Quaternary, Transitional

• Ca-O-Ru-Ti
• Dy-Nb-O-Sc
• Ba-Cr-O-V
• Mn-O-Pb-S
• Mn-O-S-Sr
• magnetic properties
• structural properties
• magnetic susceptibility
• thermal and thermodynamic properties
• optical properties
• quaternary
• transitional
• chalcogen
• alkaline
• disordered
• trigonal
• orthorhombic
• cubic
• monoclinic
• tetragonal