Disordered, Transitional, Elastic stiffness coefficient, Si

• Fe-Mg-O-Si
• O-Si-Y
• Ga-La-O-Si
• Fe-Si
• Fe-Na-O-Si
• metalloid
• transitional
• disordered
• non-disordered
• chalcogen
• cubic
• monoclinic
• tetragonal
• orthorhombic
• trigonal