Inorganic Solid Phases

Mg3.14Al0.74Si3.44Ca0.06Fe0.81O12, Mg perovskite (O-deficient) (Mg0.60Fe0.40Al0.37Si0.63O3) Crystal Structure

General Information

  • Phase Label(s): Mg0.60Fe0.40Al0.37Si0.63O3
  • Structure Class(es): perovskite
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: oP20
  • Space Group: 62
  • Phase Prototype: GdFeO3
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), X-rays (determination of cell parameters), T = 1473 K (determination of cell parameters), p = 31.6 GPa (determination of cell parameters)
  • Phase Class(es):
  • Compound Class(es): silicate
  • Interpretation Detail(s): cell parameters determined and structure type assigned
  • Sample Detail(s): sample prepared from MgO, Al2O3, SiO2, CaO, FeO, electron microprobe analysis; composition detected as Mg3.14Al0.74Si3.44Ca0.06Fe0.81O12; multi-phase sample, powder (determination of cell parameters)

Substance Summary

  • Standard Formula: Mg0.8Fe0.2Al0.2Si0.8O2.9
  • Alphabetic Formula: Al0.2Fe0.2Mg0.8O2.9Si0.8
  • Published Formula: Mg3.14Al0.74Si3.44Ca0.06Fe0.81O12, Mg perovskite (O-deficient)
  • Refined Formula:
  • Wyckoff Sequence:
  • Z Formula Units: 4
  • Density: ρ = 4.56 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.

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1712236

  • 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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