Inorganic Solid Phases

Na22K66X·7H2O, Si/Al= 1.18 (K16.5Na5.5Al22Si26O96[H2O]1.75, T = 673 K) Crystal Structure

General Information

  • Phase Label(s): K16.5Na5.5Al22Si26O96[H2O]1.75
  • Structure Class(es): zeolite FAU
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: cF832
  • Space Group: 203
  • Phase Prototype: K16.5Na5.5Al22Si26O96[H2O]1.75
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; STOE STADI P (determination of structural parameters), X-rays, Cu Kα1 (determination of cell and structural parameters), T = 673 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, Rietveld refinement, RP = 0.044; wRP = 0.058
  • Sample Detail(s): zeolite group sample from synthetic, sample prepared from Na-X zeolite, KNO3, chemical analysis; cation and H2O content analyzed, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: K16.5Na5.5Al22Si26O96[H2O]1.75
  • Alphabetic Formula: Al22[H2O]1.75K16.5Na5.5O96Si26
  • Published Formula: Na22K66X·7H2O, Si/Al= 1.18
  • Refined Formula: Al22.08H3.57K16.64Na5.42O97.78Si25.92
  • Wyckoff Sequence: 203,g6fe6c
  • Z Formula Units: 4
  • Density: ρ = 1.54 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_1612759

  • 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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