Chalcogen, Karup moller, Tetragonal

• C217911-6
• C217911-5
• C217912-10
• C217912-7
• S1611668
• C205104-2
• C205103-4
• C205102-4
• C205075-4
• C205076-4
• C205076-7
• C205077-5
• C205077-8
• C205075-3
• C205074-3
• C205081-3
• C205080-3
• C205083-2
• C205082-3
• C205084-2
• C502499-15
• C502498-13
• C502499-11
• C502498-9