Inorganic Solid Phases

LaCa2Fe2GaO8 (Ca2LaFe2GaO8, T = 600 K) Crystal Structure

General Information

  • Phase Label(s): Ca2LaFe2GaO8
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: oP56
  • Space Group: 57
  • Phase Prototype: (Ca0.67La0.33)3(Fe0.67Ga0.33)3O8
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; France, Grenoble, Institut Laue-Langevin ILL, D2B (determination of structural parameters), neutrons; λ = 0.159 nm (determination of cell and structural parameters), T = 600 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxide
  • Interpretation Detail(s): complete structure determined, Rietveld refinement, RP = 0.0398; wRP = 0.0530
  • Sample Detail(s): sample prepared from La2O3, SrCO3, Fe2O3 (hematite), Ga2O3, iodometric titration; average oxidation state of iron is Fe3+, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Ca2LaFe2GaO8
  • Alphabetic Formula: Ca2Fe2GaLaO8
  • Published Formula: LaCa2Fe2GaO8
  • Refined Formula: Ca2Fe2GaLaO8
  • Wyckoff Sequence: 57,e5d2c2
  • Z Formula Units: 4
  • Density: ρ = 5.04 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]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1231355

  • 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