Inorganic Solid Phases

CaAl2Si6O16·4H2O triclinic, v{120} sector (Ca2Al4Si12O32[H2O]8) Crystal Structure

General Information

  • Phase Label(s): Ca2Al4Si12O32[H2O]8
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): yugawaralite A
  • Pearson Symbol: aP58
  • Space Group: 1
  • Phase Prototype: Ca2Al4Si12O32[H2O]8
  • Measurement Detail(s): automatic diffractometer; 24 (determination of cell parameters), automatic diffractometer; Rigaku AFC7S (determination of structural parameters), X-rays, Mo Kα; λ = 0.071073 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, full-matrix least-squares refinement; 4474 reflections; I > 3σ(I), R = 0.044; wR = 0.051
  • Sample Detail(s): yugawaralite sample from Japan, Shizuoka Prefecture, Toi, sample prepared from yugawaralite, electron microprobe analysis; Na0.03Ca1.98Mn0.01Al3.95Si12.04O32[H2O]x, single crystal (determination of cell parameters), single crystal, 0.08×0.20×0.25 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Ca2Al4Si12O32[H2O]8
  • Alphabetic Formula: Al4Ca2[H2O]8O32Si12
  • Published Formula: CaAl2Si6O16·4H2O triclinic, v{120} sector
  • Refined Formula: Al3.85Ca2H16O40Si12.15
  • Wyckoff Sequence: 1,a58
  • Z Formula Units: 1
  • Density: ρ = 2.23 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]

Anisotropic

Site
U11 [nm2]
U22 [nm2]
U33 [nm2]
U12 [nm2]
U13 [nm2]
U23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1603405

  • 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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