Inorganic Solid Phases

Na2TiOSi4O10 (Na2TiSi4O11) Crystal Structure

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General Information

  • Phase Label(s): Na2TiSi4O11
  • Structure Class(es): –
  • Classification by Properties: –
  • Mineral Name(s): narsarsukite
  • Pearson Symbol: tI72
  • Space Group: 87
  • Phase Prototype: Na2(Ti0.75Fe0.25)Si4O10(O0.5[OH]0.5)
  • Measurement Detail(s): Weissenberg photographs (determination of cell parameters), automatic diffractometer (determination of structural parameters), X-rays (determination of cell parameters)
  • Phase Class(es): –
  • Compound Class(es): silicate
  • Interpretation Detail(s): complete structure determined, least-squares refinement; I > 0σ(I), R = 0.080
  • Sample Detail(s): narsarsukite sample from U.S.A. Montana, Halfbreed Creek, chemical analysis; Na7.53K0.14Ca0.05Ti3.22Fe3+0.60Mg0.18Fe2+0.10Si15.90Al0.10O43.48, single crystal (determination of cell parameters), single crystal, 0.028×0.033×0.203 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Na2TiSi4O11
  • Alphabetic Formula: Na2O11Si4Ti
  • Published Formula: Na2TiOSi4O10
  • Refined Formula: Na2O11Si4Ti
  • Wyckoff Sequence: 87,i3h2eba
  • Z Formula Units: 4
  • Density: ρ = 2.78 Mg·m−3
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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_1615420

  • 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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