Monoclinic, Non-disordered, O-Si-Y, Y-x polyhedra

• N-O-Si-Y
• Al-N-O-Si-Y
• Na-O-Si-Y
• F-O-Si-Y
• thermal and thermodynamic properties
• structural properties
• electronic and electrical properties
• mechanical properties
• Seebeck coefficient
• rare earth
• metalloid
• chalcogen
• non-disordered
• transitional