Information card for entry 8103673

Structure parameters

• Chemical name: Cu7 As6 Se13
• Formula: As6 Cu7 Se13
• Calculated formula: As6 Cu7 Se13
• Title of publication: The application of the partial Patterson method and the thirteenfold hexagonal superstructure of Cu7 As6 Se13
• Authors of publication: Takeuchi, Y.; Horiuchi, H.
• Journal of publication: Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (-144,1977)
• Year of publication: 1972
• Journal volume: 135
• Pages of publication: 93 - 119
• a: 14.025 Å
• b: 14.025 Å
• c: 9.61 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 1637.04 ų
• Number of distinct elements: 3
• Space group number: 146
• Hermann-Mauguin space group symbol: R 3 :H
• Hall space group symbol: R 3
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No