Inorganic Solid Phases

[K4.29Na2.25Ca0.73][Al8Si16O48]·~26H2O (K4.29Na2.25Ca0.73Al8Si16O48[H2O]26) Crystal Structure

General Information

  • Phase Label(s): K4.29Na2.25Ca0.73Al8Si16O48[H2O]26
  • Structure Class(es): zeolite GME
  • Classification by Properties:
  • Mineral Name(s): gmelinite-K
  • Pearson Symbol: hP158
  • Space Group: 194
  • Phase Prototype: K4.29Na2.25Ca0.73(Al0.33Si0.67)24O48[H2O]26
  • Measurement Detail(s): automatic diffractometer; 25 (determination of cell parameters), automatic diffractometer; Enraf-Nonius CAD4F (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement; 405 reflections; I > 3σ(I), R = 0.076
  • Sample Detail(s): gmelinite sample from Russia, Kola Peninsula, chemical analysis; K4.29Na2.25Ca0.73[Al8Si16O48][H2O]x, single crystal (determination of cell parameters), single crystal, 0.15×0.15×0.30 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: K4.29Na2.25Ca0.73Al8Si16O48[H2O]26
  • Alphabetic Formula: Al8Ca0.73[H2O]26K4.29Na2.25O48Si16
  • Published Formula: [K4.29Na2.25Ca0.73][Al8Si16O48]·~26H2O
  • Refined Formula: Al8.59Ca0.54H17.88K3.21Na1.69O56.94Si17.21
  • Wyckoff Sequence: 194,l2k4j3ihfe
  • Z Formula Units: 1
  • Density: ρ = 2.15 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
B [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1405276

  • 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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