Inorganic Solid Phases

Cs8K9[(Ge4W36Nb12O156)Eu(H2O)3]·25H2O (Cs8K9EuNb12W36[GeO4]4O140[H2O]28) Crystal Structure

General Information

  • Phase Label(s): Cs8K9EuNb12W36[GeO4]4O140[H2O]28
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: aP274
  • Space Group: 2
  • Phase Prototype: Cs8K9EuNb12W36[GeO4]4O140[H2O]28
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Bruker AXS SMART APEX (determination of structural parameters), X-rays, Mo Kα; λ = 0.071073 nm (determination of cell and structural parameters), T = 296(2) K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): orthogermanate, oxide, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, full-matrix least-squares refinement on F2; 1170 variables; 10581 reflections; I > 2σ(I), R = 0.0628; wR = 0.1564
  • Sample Detail(s): sample prepared from EuCl3[H2O]6, Cs6.5K0.5(GeW9[NbO2]3O37)[H2O]6, chemical analysis; 2.65 wt.% K, 2.48 wt.% Ge, 8.55 wt.% Nb, 8.28 wt.% Cs, 1.35 wt.% Eu, 53.34 wt.% W, single crystal (determination of cell parameters), single crystal, 0.10×0.22×0.22 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Cs8K9EuNb12W36[GeO4]4O140[H2O]28
  • Alphabetic Formula: Cs8Eu[GeO4]4[H2O]28K9Nb12O140W36
  • Published Formula: Cs8K9[(Ge4W36Nb12O156)Eu(H2O)3]·25H2O
  • Refined Formula: Cs8EuGe4H65.60K9Nb12O188.80W36
  • Wyckoff Sequence: 2,i137
  • Z Formula Units: 1
  • Density: ρ = 4.22 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
U [nm2]
Type
Computed
Beq [nm2]

Anisotropic

Site
U11 [nm2]
U22 [nm2]
U33 [nm2]
U12 [nm2]
U13 [nm2]
U23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1129697

  • 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

    Citation copied