Information card for entry 9015723

Structure parameters

• Mineral name: Coccinite
• Formula: Hg I2
• Calculated formula: Hg2 I4
• SMILES: [Hg+2].[I-].[I-]
• Title of publication: Neutron diffraction investigation of the temperature dependence of crystal structure and thermal motions of red HgI2 Note: T = 100 K, powder neutron data
• Authors of publication: Schwarzenbach, D.; Birkedal, H.; Hostettler, M.; Fischer, P.
• Journal of publication: Acta Crystallographica, Section B
• Year of publication: 2007
• Journal volume: 63
• Journal issue: 6
• Pages of publication: 828 - 835
• a: 4.36 Å
• b: 4.36 Å
• c: 12.337 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 234.521 ų
• Number of distinct elements: 2
• Space group number: 137
• Hermann-Mauguin space group symbol: P 42/n m c :2
• Hall space group symbol: -P 4ac 2a
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No