Oxy-vanadium-dravite

• B-H-Mg-Na-O-Si-V
• Al-B-Cr-H-K-Mg-Na-O-Si-V
• Al-B-Cr-Fe-H-Mg-Na-O-Si-V
• thermal and thermodynamic properties
• structural properties
• electronic and electrical properties
• electronic energy gap
• linear thermal expansion coefficient
• alkaline
• chalcogen
• disordered
• alkali
• trigonal