F-Sr, Halogen, Phase transitions

• As-F-Fe-Sr
• Ba-F-Li-Sr
• Ca-F-Na-Sr
• F-K-Na-Sr
• temperature for congruent melting
• fusion
• phase diagram
• structural transitions
• halogen
• alkaline
• fluoride
• transitional
• tetragonal
• cubic
• orthorhombic
• monoclinic
• trigonal