Inorganic Solid Phases

K7.77[Co(II)W12O40]8−0.885[Co(II)W12O40]7−0.115·mH2O, m= 9.7 (K7.77W12CoO40[H2O]9.7) Crystal Structure

General Information

  • Phase Label(s): K7.77W12CoO40[H2O]9.7
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: cP127
  • Space Group: 221
  • Phase Prototype: K6.6W12CoO40[H2O]7
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Picker FACS-I (determination of structural parameters), X-rays, Mo Kα; λ = 0.07107 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): oxide, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement; 27 variables; 348 reflections; F2 > 5σ(F2), R = 0.0444; wR = 0.0539
  • Sample Detail(s): sample prepared from K6[Co(II)W12O40], chemical analysis; K7.77[Co(II)W12O40]8−0.885[Co(II)W12O40]7−0.115[H2O]9.7, single crystal (determination of cell parameters), single crystal, 0.1 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: K7.77W12CoO40[H2O]9.7
  • Alphabetic Formula: Co[H2O]9.7K7.77O40W12
  • Published Formula: K7.77[Co(II)W12O40]8−0.885[Co(II)W12O40]7−0.115·mH2O, m= 9.7
  • Refined Formula: CoH14K6.60O47W12
  • Wyckoff Sequence: 221,m4jgfdba
  • Z Formula Units: 1
  • Density: ρ = 4.63 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

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1001611

  • 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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