Inorganic Solid Phases

(Cs0.14[H2O]0.66)Na0.31(Li0.1Be0.9)3Si6Al2O18 (Cs0.1Na0.2Li0.3Be2.7Al2Si6O18[H2O]0.5) Crystal Structure

General Information

  • Phase Label(s): Cs0.1Na0.2Li0.3Be2.7Al2Si6O18[H2O]0.5
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): beryl
  • Pearson Symbol: hP62
  • Space Group: 192
  • Phase Prototype: (Cs0.15[H2O]0.7)Na0.35(Li0.1Be0.9)3Si6Al2O18
  • Measurement Detail(s): automatic diffractometer; 15 (determination of cell parameters), automatic diffractometer (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement; 381 reflections; F > 4σ(F), R = 0.055; wR = 0.06
  • Sample Detail(s): beryl sample from Canada, Manitoba, Bernic Lake, Tanco deposit, chemical analysis; 62.00 wt.%SiO2, 17.71 wt.% Al2O3, 0.018 wt.% Fe2O3, 11.32 wt.% BeO, 0.017 wt.% MgO, 0.030 wt.% CaO, 0.004 wt.% MnO, 1.13 wt.% Li2O, 1.68 wt.% Na2O, 0.266 wt.% K2O, 0.109 wt.% Rb2O, 3.27 wt.% Cs2O, 2.06 wt.% H2O+, 0.07 wt.% H2O, single crystal (determination of cell parameters), single crystal, 0.05×0.07×0.18 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Cs0.14Na0.31Li0.3Be2.7Al2Si6O18[H2O]0.66
  • Alphabetic Formula: Al2Be2.7Cs0.14[H2O]0.66Li0.3Na0.31O18Si6
  • Published Formula: (Cs0.14[H2O]0.66)Na0.31(Li0.1Be0.9)3Si6Al2O18
  • Refined Formula: Al2Be2.70Cs0.14H1.25Li0.30Na0.31O18.62Si6
  • Wyckoff Sequence: 192,ml2fcba
  • Z Formula Units: 2
  • Density: ρ = 2.81 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_1903880

  • 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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