Inorganic Solid Phases

Na3[(Eu0.25Y0.75)SiGe2O9]·3H2O (Na3Y0.75Eu0.25Ge1.5Si1.5O9[H2O]3, T = 150(2) K) Crystal Structure

General Information

  • Phase Label(s): Na3Y0.75Eu0.25Ge1.5Si1.5O9[H2O]3
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: oP76
  • Space Group: 19
  • Phase Prototype: Na3(Y0.9Ce0.04Eu0.02Tb0.04)Si3O9[H2O]3
  • Measurement Detail(s): automatic diffractometer; 3146 (determination of cell parameters), automatic diffractometer; Bruker AXS X8 SMART APEX II (determination of structural parameters), X-rays, Mo Kα; λ = 0.071073 nm (determination of cell and structural parameters), T = 150(2) K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate, hydrate
  • Interpretation Detail(s): complete structure determined, full-matrix least-squares refinement; 191 variables; 3614 reflections; I > 2σ(I), R = 0.0412; wR = 0.0812
  • Sample Detail(s): sample prepared from Eu2O3, Y2O3, HNO3, SiO2, GeO2 (α-quartz), energy-dispersive X-ray analysis, single crystal (determination of cell parameters), single crystal, 0.01×0.02×0.03 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Na3Y0.75Eu0.25Ge2SiO9[H2O]3
  • Alphabetic Formula: Eu0.25Ge2[H2O]3Na3O9SiY0.75
  • Published Formula: Na3[(Eu0.25Y0.75)SiGe2O9]·3H2O
  • Refined Formula: Eu0.25Ge2H6Na3O12SiY0.75
  • Wyckoff Sequence: 19,a19
  • Z Formula Units: 4
  • Density: ρ = 3.17 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_1639948

  • 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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