Inorganic Solid Phases

La8.44Sr1.56Ge6O26.22 (Sr0.78La4.22[GeO4]3O1.11, T = 300 K) Crystal Structure

General Information

  • Phase Label(s): Sr0.78La4.22[GeO4]3O1.11
  • Structure Class(es): apatite family
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: mP42
  • Space Group: 11
  • Phase Prototype: Ca5[VO4]3O0.05F0.9
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Germany, Karlsruhe Institute of Technology, ANKA Synchrotron Facility (determination of structural parameters), X-rays, synchrotron; λ = 0.1307 nm (determination of cell and structural parameters), T = 300 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): orthogermanate, oxide
  • Interpretation Detail(s): complete structure determined, Rietveld refinement, multiphase; 69 variables, RP = 0.0971; wRP = 0.1292; RB = 0.0699
  • Sample Detail(s): sample prepared from La2O3, GeO2 (α-quartz), SrCO3, amounts of Sr0.86La4.14[GeO4]3O1.07 (46(1) wt.%), powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Sr0.78La4.22[GeO4]3O1.11
  • Alphabetic Formula: [GeO4]3La4.22O1.11Sr0.78
  • Published Formula: La8.44Sr1.56Ge6O26.22
  • Refined Formula: Ge3La4.22O13Sr0.78
  • Wyckoff Sequence: 11,f4e13
  • Z Formula Units: 2
  • Density: ρ = 5.76 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
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_1125510

  • 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

    Citation copied