F-K, Fusion, Transitional

• F-Fe-K
• Cr-F-K
• F-K-Mn
• F-K-Nb-O
• F-K-Y
• temperature for congruent melting
• transitional
• halogen
• alkali
• fluoride
• cubic
• monoclinic
• orthorhombic
• tetragonal
• trigonal