Information card for entry 1008078

Structure parameters

• Chemical name: Europium copper(I) sulfide (.7/2/2)
• Formula: Cu1.9998 Er0.6666 S1.9998
• Calculated formula: Cu2 Er0.6667 S2
• Title of publication: Etude cristallographique de nouveaux sulfures de terres rares et de cuivre(I)
• Authors of publication: Ballestracci, R; Bertaut, E F
• Journal of publication: Bulletin de la Societe Francaise de Mineralogie et de Cristallographie (72,1949-100,1977)
• Year of publication: 1965
• Journal volume: 88
• Pages of publication: 575 - 579
• a: 3.874 Å
• b: 3.874 Å
• c: 6.332 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 82.3 ų
• Number of distinct elements: 3
• Space group number: 147
• Hermann-Mauguin space group symbol: P -3
• Hall space group symbol: -P 3
• Residual factor for all reflections: 0.04
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No