Information card for entry 9017071

Structure parameters

• Mineral name: Serandite
• Formula: Ca0.074 H Mn1.926 Na O9 Si3
• Calculated formula: Ca0.1484 H2 Mn3.8516 Na2 O18 Si6
• Title of publication: A variable-temperature neutron diffraction study of serandite: A Mn-silicate framework with a very strong, two-proton site, hydrogen bond Note: T = 575 K
• Authors of publication: Williams, E. R.; Weller, M. T.
• Journal of publication: American Mineralogist
• Year of publication: 2014
• Journal volume: 99
• Pages of publication: 1755 - 1760
• a: 7.7283 Å
• b: 6.9174 Å
• c: 6.7608 Å
• α: 90.362°
• β: 94.016°
• γ: 102.822°
• Cell volume: 351.464 ų
• Ambient diffraction temperature: 575 K
• Number of distinct elements: 6
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No