Inorganic Solid Phases

Sr0.8Bi2.2Ta2O9:Bi4Si3O12 = 9:1 or Sr0.692Bi2.288Ta1.731Si0.288Oy (Sr0.8Ta1.9Bi2.2Si0.1O9) Crystal Structure

General Information

  • Phase Label(s): Sr0.8Ta1.9Bi2.2Si0.1O9
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: oS56
  • Space Group: 36
  • Phase Prototype: CaNb2Bi2O9
  • Measurement Detail(s): automatic diffractometer; Philips X'Pert PRO MPD (determination of structural parameters), X-rays, Cu Kα (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate
  • Interpretation Detail(s): complete structure determined, Rietveld refinement, RP = 0.0314; wRP = 0.0431
  • Sample Detail(s): sample prepared from Sr0.8Bi2.2Ta2O9, Bi4Si3O12, powder (determination of structural parameters)

Substance Summary

  • Standard Formula: Sr0.692Ta1.731Bi2.288Si0.288O9
  • Alphabetic Formula: Bi2.288O9Si0.288Sr0.692Ta1.731
  • Published Formula: Sr0.8Bi2.2Ta2O9:Bi4Si3O12 = 9:1 or Sr0.692Bi2.288Ta1.731Si0.288Oy
  • Refined Formula: Bi2.31O9Si0.29Sr0.69Ta1.71
  • Wyckoff Sequence: 36,b6a2
  • Z Formula Units: 4
  • Density: ρ = 8.80 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_1717086

  • 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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