Information card for entry 1511570

Structure parameters

• Chemical name: (Er.8 Ca.2) B6
• Formula: B6 Ca0.2 Er0.8
• Calculated formula: B6 Ca0.2 Er0.8
• Title of publication: Questions concerning the existence of erbium hexaboride: The crystal structure of (Er0.8 Ca0.2) B6
• Authors of publication: Mar, R.W.; Nichols, M.C.
• Journal of publication: Journal of the Less-Common Metals
• Year of publication: 1973
• Journal volume: 33
• Pages of publication: 317 - 320
• a: 4.098 Å
• b: 4.098 Å
• c: 4.098 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 68.82 ų
• Number of distinct elements: 3
• Space group number: 221
• Hermann-Mauguin space group symbol: P m -3 m
• Hall space group symbol: -P 4 2 3
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No