Khomiakov

• Ca-F-Mg-Mn-Na-Nb-O-P-Si-Ti
• Al-B-Cl-H-K-O-Si
• Al-F-H-O-Sr
• C-Fe-Mg-Mn-Na-O
• Al-H-K-Na-O-Si
• structural properties
• chalcogen
• alkali
• metalloid
• alkaline
• quinary
• trigonal
• orthorhombic
• tetragonal