Inorganic Solid Phases

Ca3Al2(O4D4)3 (Ca3Al2[OD]12, T = 100 K) Crystal Structure

General Information

  • Phase Label(s): Ca3Al2[OD]12
  • Structure Class(es): garnet family
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: cI136
  • Space Group: 230
  • Phase Prototype: Ca3Al2[OH]12
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; U.S.A. Illinois, Argonne National Laboratory, Intense Pulsed Neutron Source, GPPD (determination of structural parameters), neutrons, time-of-flight (determination of cell and structural parameters), T = 100 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide-D
  • Interpretation Detail(s): complete structure determined; temperature dependence studied, Rietveld refinement; 25 variables; 621 reflections, RP = 0.0223; wRP = 0.0309; RB = 0.0690
  • Sample Detail(s): sample prepared from Ca3Al2O6, D2O, amounts of CaO, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Ca3Al2[OD]12
  • Alphabetic Formula: Al2Ca3[OD]12
  • Published Formula: Ca3Al2(O4D4)3
  • Refined Formula: Al2Ca3D12O12
  • Wyckoff Sequence: 230,hca
  • Z Formula Units: 8
  • Density: ρ = 2.63 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

Anisotropic

Site
β11 [nm2]
β22 [nm2]
β33 [nm2]
β12 [nm2]
β13 [nm2]
β23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1616145

  • 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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