Inorganic Solid Phases

cordierite (Na0.05Mg1.62Fe0.40Al4Si5O18) Crystal Structure

General Information

  • Phase Label(s): Na0.05Mg1.62Fe0.40Al4Si5O18
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): cordierite low
  • Pearson Symbol: oS120
  • Space Group: 66
  • Phase Prototype: Na0.04(Mg0.5Fe0.5)2Al4Si5O18
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Philips PW1100 (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate
  • Interpretation Detail(s): complete structure determined, full-matrix least-squares refinement on F2; 85 variables; F > 4σ(F), R = 0.0342; wR = 0.0745
  • Sample Detail(s): cordierite sample from Spain, Cerro del Hoyazo, electron microprobe analysis; 46.76 wt.% SiO2, 32.71 wt.% Al2O3, 11.47 wt.% FeO, 6.49 wt.% MgO, 0.32 wt.% Na2O, 0.09 wt.% MnO, 0.06 wt.% Li2O, 0.04 wt.% BeO, 0.04 wt.% CaO, 0.04 wt.% K2O, etc., single crystal (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Na0.03Mg1.01Fe1.02Al3.98Si4.98O18
  • Alphabetic Formula: Al3.98Fe1.02Mg1.01Na0.03O18Si4.98
  • Published Formula: cordierite
  • Refined Formula: Al3.98Fe1.02Mg1.01Na0.03O18Si4.99
  • Wyckoff Sequence: 66,m3l6khda
  • Z Formula Units: 4
  • Density: ρ = 2.63 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_1812103

  • 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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