Information card for entry 9011516

Structure parameters

• Formula: Ca13 Mg5 Na18 O72 P18
• Calculated formula: Ca13 Mg5 Na18 O72 P18
• Title of publication: The crystal structures of NaMgPO~4~, Na~2~CaMg(PO~4~)~2~ and Na~18~Ca~13~Mg~5~(PO~4~)~18~: new examples for glaserite related structures
• Authors of publication: Alkemper, J.; Fuess, H.
• Journal of publication: Zeitschrift f"ur Kristallographie
• Year of publication: 1998
• Journal volume: 213
• Journal issue: 5
• Pages of publication: 282 - 287
• a: 15.811 Å
• b: 15.811 Å
• c: 21.499 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 4654.44 ų
• Number of distinct elements: 5
• Space group number: 166
• Hermann-Mauguin space group symbol: R -3 m :H
• Hall space group symbol: -R 3 2"
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No