Disordered, Metalloid, O-Si, Pressure, Trigonal

• F-Fe-H-O-Si
• H-Mg-O-Si
• F-H-Mg-O-Si
• Al-N-Nd-O-Si
• Al-Li-O-Si
• thermal and thermodynamic properties
• heat capacity at constant pressure
• heat capacity
• phase transitions
• structural transitions
• metalloid
• disordered
• chalcogen
• silicate