Monoclinic, Pseudo frank-kasper 21-vertex

• Ge-Pt-Y
• Ce-Ru-Si
• Al-Co-U
• B-Ce-Pd
• Cr-Gd-Ge
• thermal and thermodynamic properties
• electronic and electrical properties
• magnetic properties
• structural properties
• heat capacity at constant pressure
• transitional
• ternary
• rare earth
• metalloid