Inorganic Solid Phases

Na1.4P4W8O32 (Na0.4W2[PO4]O4) Crystal Structure

General Information

  • Phase Label(s): Na0.4W2[PO4]O4
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: mP48
  • Space Group: 14
  • Phase Prototype: Na0.35W2[PO4]O4
  • Measurement Detail(s): precession and Weissenberg photographs; 25 (determination of cell parameters), automatic diffractometer; Enraf-Nonius CAD4 (determination of structural parameters), X-rays (determination of cell parameters), X-rays, Mo Kα; λ = 0.07093 nm (determination of structural parameters), T = 294 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): orthophosphate, oxide
  • Interpretation Detail(s): complete structure determined; composition dependence studied, full-matrix least-squares refinement; 2236 reflections; I > 3σ(I), R = 0.055; wR = 0.048
  • Sample Detail(s): sample prepared from H[NH4]2[PO4], WO4, Na2CO3, atomic absorption spectroscopy; Na3.30O70.33P8.79W17.58, single crystal (determination of cell parameters), single crystal, 0.030×0.048×0.456 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Na0.35W2[PO4]O4
  • Alphabetic Formula: Na0.35O4[PO4]W2
  • Published Formula: Na1.4P4W8O32
  • Refined Formula: Na0.37O8PW2
  • Wyckoff Sequence: 14,e12
  • Z Formula Units: 4
  • Density: ρ = 5.81 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

Isotropic

Site
Published
B [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_2110153

  • 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)

  • Cite this content

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