Chalcogen, Isopolyhedral, H26

• Cd-Cu-S-Sn
• Cd-Cu-Se-Sn
• Cd-Cu-Ge-Te
• Cu-Fe-S-Sn
• Cu-Ge-Hg-Te
• structural properties
• isopolyhedral
• transitional
• adamantane
• chalcogen
• tetragonal