Inorganic Solid Phases

Na2Zr[Si4O11] (Na2ZrSi4O11) Crystal Structure

General Information

  • Phase Label(s): Na2ZrSi4O11
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): vlasovite
  • Pearson Symbol: mS72
  • Space Group: 15
  • Phase Prototype: Na2ZrSi4O11
  • Measurement Detail(s): automatic diffractometer; 31 (determination of cell parameters), automatic diffractometer; Ital Structures (determination of structural parameters), X-rays, Mo Kα; λ = 0.071073 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate
  • Interpretation Detail(s): complete structure determined, full-matrix least-squares refinement; 131 variables; 1515 reflections; F > 4σ(F), R = 0.053; wR = 0.054
  • Sample Detail(s): vlasovite sample from Canada, Quebec, Kipawa complex, energy-dispersive X-ray analysis; 56.27 wt.% SiO2, 29.51 wt.% ZrO2, 14.78 wt.% Na2O; composition determined as Na2.02Zr1.015Si3.98O11, single crystal (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Na2ZrSi4O11
  • Alphabetic Formula: Na2O11Si4Zr
  • Published Formula: Na2Zr[Si4O11]
  • Refined Formula: Na1.72O11Si4Zr
  • Wyckoff Sequence: 15,f7e3d
  • Z Formula Units: 4
  • Density: ρ = 2.97 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]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1121700

  • 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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