K-V, Non-disordered, Phase transitions

• K-O-V
• K-O-P-V
• K-O-S-V
• H-K-O-Se-V
• H-K-O-V
• fusion
• temperature for congruent melting
• structural transitions
• temperature for structural transition
• decomposition temperature
• transitional
• non-disordered
• alkali
• chalcogen
• monoclinic
• orthorhombic
• trigonal
• tetragonal
• triclinic