Inorganic Solid Phases

(NH4)11[{A-α-SiO4W9O30(OH)3Cr3}2(OH)3]·6H2O·2.5NH4Cl ([NH4]27Cr12W36[SiO4]4Cl5O120[OH]18[H2O]12) Crystal Structure

General Information

  • Phase Label(s): [NH4]27Cr12W36[SiO4]4Cl5O120[OH]18[H2O]12
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: tP500
  • Space Group: 137
  • Phase Prototype: [NH4]27Cr12W36[SiO4]4Cl5O120[OH]18[H2O]12
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; STOE 4-circle (determination of structural parameters), X-rays, Mo Kα (determination of cell parameters), X-rays, Mo Kα; λ = 0.071069 nm (determination of structural parameters), T = 292 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, orthosilicate, chloride, oxide, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, not specified; 182 variables; I > 2σ(I), wR = 0.062
  • Sample Detail(s): chemical analysis; N, H and Cl content analyzed, single crystal (determination of cell parameters), single crystal, 0.10×0.25×0.70 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: [NH4]27Cr12W36[SiO4]4Cl5O120[OH]18[H2O]12
  • Alphabetic Formula: Cl5Cr12[H2O]12[NH4]27O120[OH]18[SiO4]4W36
  • Published Formula: (NH4)11[{A-α-SiO4W9O30(OH)3Cr3}2(OH)3]·6H2O·2.5NH4Cl
  • Refined Formula: Cl5Cr12H149.82N26.91O166.09Si4W36
  • Wyckoff Sequence: 137,h23g15dcba
  • Z Formula Units: 2
  • Density: ρ = 3.52 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
U [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1811310

  • 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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