Non-disordered, Phase transitions, Si, Tetrahedron 4-vertex

• O-Si
• Ca-O-Si
• C-Si
• Al-Ca-H-O-Si
• fusion
• temperature for congruent melting
• structural transitions
• temperature for structural transition
• pressure for structural transition
• metalloid
• non-disordered
• chalcogen
• silicate
• monoclinic
• orthorhombic
• tetragonal
• triclinic
• hexagonal