Inorganic Solid Phases

Al54.5(1)Fe26.6(1)Si18.9(2) in Al55Fe27Si18 (FeAl2Si) Crystal Structure

General Information

  • Phase Label(s): FeAl2Si
  • Structure Class(es):
  • Classification by Properties: metal
  • Mineral Name(s):
  • Pearson Symbol: oS128
  • Space Group: 67
  • Phase Prototype: Fe(Al0.67Si0.33)3
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), X-rays, Cu Kα (determination of cell parameters)
  • Phase Class(es):
  • Compound Class(es): silicide
  • Interpretation Detail(s): cell parameters determined and structure type assigned; composition dependence studied
  • Sample Detail(s): sample prepared from Fe, Al, Si, electron microprobe analysis, mass change after combustion; weight loss during preparation 0.2-0.8 wt.%; Al54.5(1)Fe26.6(1)Si18.9(2); amounts of τ11- and τ1-phases, powder (determination of cell parameters)

Substance Summary

  • Standard Formula: Fe1.06Al2.18Si0.76
  • Alphabetic Formula: Al2.18Fe1.06Si0.76
  • Published Formula: Al54.5(1)Fe26.6(1)Si18.9(2) in Al55Fe27Si18
  • Refined Formula:
  • Wyckoff Sequence:
  • Z Formula Units: 32
  • Density: ρ = 4.01 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_1227526

  • 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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