Inorganic Solid Phases

Na2Ti2Si2O9 Crystal Structure

General Information

  • Phase Label(s): Na2Ti2Si2O9
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): lorenzenite
  • Pearson Symbol: oP60
  • Space Group: 60
  • Phase Prototype: Na2Ti2Si2O9
  • Measurement Detail(s): automatic diffractometer; 18 (determination of cell parameters), automatic diffractometer; Nicolet P3 (determination of structural parameters), X-rays (determination of cell parameters), X-rays, Mo Kα; λ = 0.071069 nm (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate
  • Interpretation Detail(s): complete structure determined, least-squares refinement; 778 reflections; F > 6σ(F), R = 0.026; wR = 0.035
  • Sample Detail(s): lorenzenite sample from Russia, Kola Peninsula, single crystal (determination of cell parameters), single crystal, 0.11×0.13×0.20 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Na2Ti2Si2O9
  • Alphabetic Formula: Na2O9Si2Ti2
  • Published Formula: Na2Ti2Si2O9
  • Refined Formula: Na2O9Si2Ti2
  • Wyckoff Sequence: 60,d7c
  • Z Formula Units: 4
  • Density: ρ = 3.44 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

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_2090170

  • 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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