Inorganic Solid Phases

α phase in 20 mol.% LiGaGeO4, 80 mol.% LiAlSiO4 (LiAl0.5Ga0.5[GeO4]0.5[SiO4]0.5) Crystal Structure

General Information

  • Phase Label(s): LiAl0.5Ga0.5[GeO4]0.5[SiO4]0.5
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: hR126
  • Space Group: 148
  • Phase Prototype: Be2[SiO4]
  • Measurement Detail(s): X-rays (determination of cell parameters)
  • Phase Class(es):
  • Compound Class(es): orthogermanate, orthosilicate
  • Interpretation Detail(s): cell parameters determined and structure type assigned; composition dependence studied
  • Sample Detail(s): sample prepared from Li2CO3, Ga2O3, GeO2 (α-quartz), SiO2, Al[OH]3, powder (determination of cell parameters)

Substance Summary

  • Standard Formula: LiAl0.74Ga0.26[GeO4]0.26[SiO4]0.74
  • Alphabetic Formula: Al0.74Ga0.26[GeO4]0.26Li[SiO4]0.74
  • Published Formula: α phase in 20 mol.% LiGaGeO4, 80 mol.% LiAlSiO4
  • Refined Formula:
  • Wyckoff Sequence:
  • Z Formula Units: 18
  • Density: ρ = 3.09 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.

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1939000

  • 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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