B-H-Mg-O, Mg-x polyhedra, Phase transitions

• B-H-Mg-O-P
• Al-B-H-Mg-Na-O-Si
• B-C-Ca-H-Mg-O
• B-Ca-H-Mg-O
• fusion
• temperature for congruent melting
• decomposition
• decomposition temperature
• chalcogen
• alkaline
• metalloid
• hydroxide
• monoclinic
• trigonal
• orthorhombic
• hexagonal
• triclinic