Information card for entry 2106602

Structure parameters

• Chemical name: (N H4)2 Ca3 (P2 O7)2 (H2 O)6
• Formula: Ca3 H20 N2 O20 P4
• Calculated formula: Ca3 H20 N2 O20 P4
• Title of publication: The Structure of Diammonium Tricalcium Bis(Pyrophosphate) Hexahydrate
• Authors of publication: Takagi, S.; Mathew, M.; Brown, W.E.
• Journal of publication: Acta Crystallographica B (24,1968-38,1982)
• Year of publication: 1980
• Journal volume: 36
• Pages of publication: 2526 - 2529
• a: 7.674 Å
• b: 11.455 Å
• c: 11.014 Å
• α: 90°
• β: 92.44°
• γ: 90°
• Cell volume: 967.315 ų
• Number of distinct elements: 5
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/n 1
• Hall space group symbol: -P 2yn
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No