Inorganic Solid Phases

(Na3AsO4)2·NaF·19H2O (Na7[AsO4]2F[H2O]19) Crystal Structure

General Information

  • Phase Label(s): Na7[AsO4]2F[H2O]19
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: cF1312
  • Space Group: 228
  • Phase Prototype: Na7[AsO4]2F[H2O]19
  • Measurement Detail(s): automatic diffractometer; 12 (determination of cell parameters), automatic diffractometer (determination of structural parameters), X-rays, Ag Kα; λ = 0.056083 nm (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): arsenate, fluoride, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement; 371 reflections; I > 0σ(I), R = 0.062; wR = 0.056
  • Sample Detail(s): sample prepared from NaF, Na3AsO4, single crystal (determination of cell parameters), single crystal, 0.2 mm diameter (determination of structural parameters)

Substance Summary

  • Standard Formula: Na7[AsO4]2F[H2O]19
  • Alphabetic Formula: [AsO4]2F[H2O]19Na7
  • Published Formula: (Na3AsO4)2·NaF·19H2O
  • Refined Formula: As2FH38Na7O27
  • Wyckoff Sequence: 228,h6edca
  • Z Formula Units: 32
  • Density: ρ = 1.91 Mg·m−3

Crystallographic Data

Cell Parameters

Published Data
Standardized Data
Unit Cell
Niggli-Reduced Cell
Space Group
a
b
c
α
β
γ
a/b
b/c
c/a
V

Atom Coordinates

Standardized

Site
Element
Wyckoff Symbol
Symmetry
X
Y
Z
Occupation
Co-ord. No.
Atomic Env.

Published

Site
Element
Wyckoff Symbol
Symmetry
X
Y
Z
Occupation

Displacement Parameters

Anisotropic

Site
B11 [nm2]
B22 [nm2]
B33 [nm2]
B12 [nm2]
B13 [nm2]
B23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_2042117

  • Copyright

    ©Springer & Material Phases Data System (MPDS), Switzerland & National Institute for Materials Science (NIMS), Japan, 2016

  • Chief Editor

    Pierre Villars, Material Phases Data System (MPDS), CH-6354 Vitznau, Switzerland

    villars.mpds@bluewin.ch

  • Credits

    SpringerMaterials Release 2016.

    Data generated pre-2002: © Springer & MPDS & NIMS; post-2001: © Springer & MPDS

    All Rights Reserved. Version 2016.10.

    Project Coordinator: Shuichi Iwata

    Section-Editor: Karin Cenzual (Crystal Structures)

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