Inorganic Solid Phases

(NH4)5.11K10.91Al16Si24O80·15.7H2O (K2.7[NH4]1.3Al4Si6O20[H2O]3.93) Crystal Structure

General Information

  • Phase Label(s): K2.7[NH4]1.3Al4Si6O20[H2O]3.93
  • 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; U.S.A. New York, Brookhaven National Laboratory, National Synchrotron Light Source, X14A (determination of structural parameters), X-rays, synchrotron; λ = 0.07749(1) nm (determination of cell and structural parameters), T = 298 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined; temperature dependence studied, Rietveld refinement, wRP = 0.148
  • Sample Detail(s): sample prepared from K4Al4Si6O20[H2O]x, NH4NO3, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: K2.7[NH4]1.3Al4Si6O20[H2O]3.93
  • Alphabetic Formula: Al4[H2O]3.93K2.7[NH4]1.3O20Si6
  • Published Formula: (NH4)5.11K10.91Al16Si24O80·15.7H2O
  • Refined Formula: Al4H12.94K2.73N1.27O23.94Si6
  • Wyckoff Sequence: 43,b11a
  • Z Formula Units: 4
  • Density: ρ = 2.09 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_1226177

  • 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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