Inorganic Solid Phases

Mg7.33Fe1.04Mn0.05Ti0.47Ca0.001(SiO4)4(OH)1.04O0.96 (Mg7.4Ti0.5Fe1.1[SiO4]4O[OH]) Crystal Structure

General Information

  • Phase Label(s): Mg7.4Ti0.5Fe1.1[SiO4]4O[OH]
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): hydroxylclinohumite
  • Pearson Symbol: mP62
  • Space Group: 14
  • Phase Prototype: (Mg0.9Fe0.1)9[SiO4]4([OH]0.5F0.5)2
  • Measurement Detail(s): automatic diffractometer; Picker (determination of structural parameters), X-rays, Mo Kα (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, orthosilicate, oxide
  • Interpretation Detail(s): positions of non-H atoms determined, R = 0.028; wR = 0.042
  • Sample Detail(s): clinohumite sample from Italy, Alps, Lumbardy, Val Malenco, electron microprobe analysis; Mg6.800Fe1.044Mn0.048Ca0.001[SiO4]4·Mg0.532Ti0.468[OH]1.040O0.960, single crystal, 0.1 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Mg7.5Ti0.5Fe[SiO4]4O[OH]
  • Alphabetic Formula: FeMg7.5O[OH][SiO4]4Ti0.5
  • Published Formula: Mg7.33Fe1.04Mn0.05Ti0.47Ca0.001(SiO4)4(OH)1.04O0.96
  • Refined Formula: Fe1.08HMg7.47O18Si4Ti0.45
  • Wyckoff Sequence: 14,e15a
  • Z Formula Units: 2
  • Density: ρ = 3.35 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
B [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1615646

  • 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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