Alkali, Cell and atoms, Non-disordered, Transitional, Fusion

• Na-Nb-O
• Na-O-V
• Mn-Na-O
• K-O-V
• Li-O-V
• temperature for congruent melting
• transitional
• non-disordered
• alkali
• chalcogen
• monoclinic
• orthorhombic
• trigonal
• tetragonal
• cubic