Inorganic Solid Phases

La6(Ti0.67Fe0.33)6O20 (La0.83Ti0.67Fe0.17O2.83, T = 250 K) Crystal Structure

General Information

  • Phase Label(s): La0.83Ti0.67Fe0.17O2.83
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: mP28
  • Space Group: 14
  • Phase Prototype: La0.83(Ti0.8Fe0.2)0.83O2.83
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Marresearch MAR345 (determination of structural parameters), X-rays, Mo Kα; λ = 0.071069 nm (determination of cell and structural parameters), T = 250 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxide
  • Interpretation Detail(s): average structure determined; refinement in superspace; temperature dependence studied, least-squares refinement; 161 variables; 11385 reflections; I > 3σ(I), R = 0.063; wR = 0.083
  • Sample Detail(s): sample prepared from La2O3, Fe2O3 (hematite), TiO2, twinned crystal (determination of cell parameters), twinned crystal, 0.005×0.08×0.12 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: La0.857Ti0.571Fe0.286O2.857
  • Alphabetic Formula: Fe0.286La0.857O2.857Ti0.571
  • Published Formula: La6(Ti0.67Fe0.33)6O20
  • Refined Formula: Fe0.28La0.86O2.86Ti0.58
  • Wyckoff Sequence: 14,e6ba
  • Z Formula Units: 4
  • Density: ρ = 6.03 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_1230566

  • 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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