Inorganic Solid Phases

Al2GeO4(OH)2 (Al2[GeO4][OH]2 hp) Crystal Structure

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General Information

  • Phase Label(s): Al2[GeO4][OH]2 hp
  • Structure Class(es): –
  • Classification by Properties: –
  • Mineral Name(s): krieselite
  • Pearson Symbol: oP36
  • Space Group: 62
  • Phase Prototype: Al2[SiO4]F2
  • Measurement Detail(s): automatic diffractometer; Siemens D500 (determination of structural parameters), X-rays, Cu Kα1; λ = 0.15406 nm (determination of structural parameters), T = 293 K (determination of structural parameters)
  • Phase Class(es): –
  • Compound Class(es): orthogermanate, hydroxide
  • Interpretation Detail(s): positions of non-H atoms determined, Rietveld refinement; 21 variables; 164 reflections, R = 0.054; wRP = 0.072; RB = 0.041
  • Sample Detail(s): sample prepared from Al2O3, GeO2 (α-quartz), powder (determination of structural parameters)

Substance Summary

  • Standard Formula: Al2[GeO4][OH]2
  • Alphabetic Formula: Al2[GeO4][OH]2
  • Published Formula: Al2GeO4(OH)2
  • Refined Formula: Al2GeH2O6
  • Wyckoff Sequence: 62,d3c3
  • Z Formula Units: 4
  • Density: ρ = 3.99 Mg·m−3
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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

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1903593

  • 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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