Inorganic Solid Phases

K15.1Al15.1Si24.9O80·16H2O (K-PST-4) (K4Al4Si6O20[H2O]3.5) Crystal Structure

General Information

  • Phase Label(s): K4Al4Si6O20[H2O]3.5
  • Structure Class(es): zeolite NAT
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: oF184
  • Space Group: 43
  • Phase Prototype: K4Al4Si6O20[H2O]3.5
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Japan, Hyogo, Japan Synchrotron Radiation Research Institute, SPring-8, BL44B2 (determination of structural parameters), X-rays, synchrotron; λ = 0.05000 nm (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, wRP = 0.0420; RB = 0.0821
  • Sample Detail(s): sample prepared from [Na2O]8[Al2O3][SiO2]10[H2O]150, Ca4Al8Si12O40[H2O]12, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: K3.78Al3.78Si6.22O20[H2O]4.65
  • Alphabetic Formula: Al3.78[H2O]4.65K3.78O20Si6.22
  • Published Formula: K15.1Al15.1Si24.9O80·16H2O (K-PST-4)
  • Refined Formula: Al3.77H13.51K3.80O26.76Si6.23
  • Wyckoff Sequence: 43,b11a
  • Z Formula Units: 4
  • Density: ρ = 2.21 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_1644188

  • 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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