Alkali, Disordered, Transitional, Orthorhombic, Phase transitions

• K-Na-Nb-O
• Na-O-V
• Cl-Rb-Zn
• As-Fe-Na
• Co-Na-O
• temperature for congruent melting
• fusion
• structural transitions
• temperature for structural transition
• disordered
• alkali
• transitional
• chalcogen