Inorganic Solid Phases

Ni2.75Ga2.50Si0.75O8 (Ni1.375Ga1.25Si0.375O4) Crystal Structure

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General Information

  • Phase Label(s): Ni1.375Ga1.25Si0.375O4
  • Structure Class(es): –
  • Classification by Properties: –
  • Mineral Name(s): –
  • Pearson Symbol: oI84
  • Space Group: 74
  • Phase Prototype: (Ni0.69Ga0.31)2(Ga0.62Si0.38)O4
  • Measurement Detail(s): automatic diffractometer; 20 (determination of cell parameters), automatic diffractometer; Siemens R3m/V (determination of structural parameters), X-rays, Ag Kα; λ = 0.056087 nm (determination of cell and structural parameters), T = 298 K (determination of cell and structural parameters)
  • Phase Class(es): –
  • Compound Class(es): silicate
  • Interpretation Detail(s): complete structure determined, least-squares refinement; 70 variables; 1272 reflections; F > 6σ(F), R = 0.046; wR = 0.050
  • Sample Detail(s): sample prepared from NiO, Ga2O3, SiO2, single crystal (determination of cell parameters), single crystal, 0.11×0.15×0.32 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Ni1.375Ga1.25Si0.375O4
  • Alphabetic Formula: Ga1.25Ni1.375O4Si0.375
  • Published Formula: Ni2.75Ga2.50Si0.75O8
  • Refined Formula: Ga1.25Ni1.37O4Si0.38
  • Wyckoff Sequence: 74,jih5geca
  • Z Formula Units: 12
  • Density: ρ = 5.78 Mg·m−3
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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]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1002205

  • 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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