Chalcogen, Disordered, Metalloid, Electrical conductivity, Fe-Si

• Al-Fe-H-Mg-O-Si
• Fe-Mg-O-Si
• Fe-O-Si
• Fe-H-Mg-O-Si
• Al-Ca-Fe-Mg-O-Si
• transitional
• chalcogen
• disordered
• metalloid
• monoclinic
• orthorhombic
• trigonal
• cubic
• triclinic