Inorganic Solid Phases

ζ-Y2[Si2O7] (Y2[Si2O7] mon4) Crystal Structure

General Information

  • Phase Label(s): Y2[Si2O7] mon4
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: mP22
  • Space Group: 11
  • Phase Prototype: Y2[Si2O7]-b
  • Measurement Detail(s): automatic diffractometer; STOE IPDS (determination of structural parameters), X-rays, Mo Kα; λ = 0.07107 nm (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): disilicate
  • Interpretation Detail(s): complete structure determined, least-squares refinement; 622 reflections; F > 4σ(F), R = 0.024; wR = 0.050
  • Sample Detail(s): sample prepared from Y2O3, TeO2, YCl3, amounts of Y2Te4O11, Y2Te5O13 and Y11ClTe16O48 (main phases), single crystal, 0.05×0.06×0.08 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Y2[Si2O7]
  • Alphabetic Formula: [Si2O7]Y2
  • Published Formula: ζ-Y2[Si2O7]
  • Refined Formula: O7Si2Y2
  • Wyckoff Sequence: 11,f3e5
  • Z Formula Units: 2
  • Density: ρ = 4.08 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]

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_1711724

  • 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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