Inorganic Solid Phases

Fe-bearing phase E (Fe3+), Mg2.22Fe0.52Si0.98O6H2.08 (H0.7Mg0.74Fe0.17Si0.33O2) Crystal Structure

General Information

  • Phase Label(s): H0.7Mg0.74Fe0.17Si0.33O2
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: hR18
  • Space Group: 166
  • Phase Prototype: H1.21Mg0.72Si0.34O2
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Bruker AXS SMART (determination of structural parameters), X-rays, Mo Kα; λ = 0.071069 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate
  • Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement; 41 reflections; I > 2σ(I), R = 0.018; wR = 0.043
  • Sample Detail(s): sample prepared from Mg5Fe2Si2O12, electron microprobe analysis; Mg2.22(1)Fe0.52(1)Si0.98(1)O6, single crystal (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: H0.7Mg0.74Fe0.17Si0.33O2
  • Alphabetic Formula: Fe0.17H0.7Mg0.74O2Si0.33
  • Published Formula: Fe-bearing phase E (Fe3+), Mg2.22Fe0.52Si0.98O6H2.08
  • Refined Formula: Fe0.19Mg0.67O2Si0.34
  • Wyckoff Sequence: 166,c2ba
  • Z Formula Units: 3
  • Density: ρ = 3.23 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

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1214673

  • 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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