Inorganic Solid Phases

Cs12Na4Al16Si32O96·4H2O (Cs5.75Na1.4Al7.15Si16.85O48[H2O]2.3) Crystal Structure

General Information

  • Phase Label(s): Cs5.75Na1.4Al7.15Si16.85O48[H2O]2.3
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): pollucite
  • Pearson Symbol: mS200
  • Space Group: 15
  • Phase Prototype: Cs5.75Na1.4Al7.15Si16.85O48[H2O]2.3
  • Measurement Detail(s): precession and Weissenberg photographs (determination of cell parameters), automatic diffractometer (determination of structural parameters), X-rays (determination of cell parameters), X-rays, Cu Kα (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement; 20 variables; 202 reflections, R = 0.045; wR = 0.032
  • Sample Detail(s): pollucite sample from U.S.A. Maine, Rumford, chemical analysis; Cs11.7Na3.1Li0.25K0.4Al15Si33O96.2[H2O]4; 43.65 wt.% SiO2, 16.84 wt.% Al2O3, 36.14 wt.% Cs2O, 0.38 wt.% K2O, 2.09 wt.% Na2O, 0.08 wt.% Li2O, 1.58 wt.% [H2O], single crystal (determination of cell parameters), single crystal, 0.34 mm diameter (determination of structural parameters)

Substance Summary

  • Standard Formula: Cs6Na2Al8Si16O48[H2O]2
  • Alphabetic Formula: Al8Cs6[H2O]2Na2O48Si16
  • Published Formula: Cs12Na4Al16Si32O96·4H2O
  • Refined Formula: Al7.99Cs6H4Na2O50Si16.01
  • Wyckoff Sequence: 230,hgcb
  • Z Formula Units: 2
  • Density: ρ = 2.99 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_1415673

  • 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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