Inorganic Solid Phases

BaMg3Al1.5Ga0.5Ge2O10F2 (BaMg3AlGaGe2O10F2) Crystal Structure

General Information

  • Phase Label(s): BaMg3AlGaGe2O10F2
  • Structure Class(es): mica family
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: mS40
  • Space Group: 12
  • Phase Prototype: CaMg2(Mg0.05Al0.95)(Al0.74Si0.26)4O10[OH]2
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Rigaku RINT-2100 V (determination of structural parameters), X-rays, Cu Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): fluoride, oxide
  • Interpretation Detail(s): complete structure determined; composition dependence studied, Rietveld refinement, multiphase, RP = 0.154; wRP = 0.194
  • Sample Detail(s): kinoshitalite sample from synthetic, sample prepared from BaF2, MgO, Ga2O3, GeO2 (α-quartz), Al2O3, amounts of 2M1-polytype, unidentified amorphous phase, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: BaMg3Al1.5Ga0.5Ge2O10F2
  • Alphabetic Formula: Al1.5BaF2Ga0.5Ge2Mg3O10
  • Published Formula: BaMg3Al1.5Ga0.5Ge2O10F2
  • Refined Formula: Al1.84Ba0.84F2Ga0.44Ge1.72Mg2.81O10
  • Wyckoff Sequence: 12,j3i2gda
  • Z Formula Units: 2
  • Density: ρ = 4.04 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_1226297

  • 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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