Inorganic Solid Phases

(K,Cs)0.9Al4Be4.5B11.35O28 (Cs0.4K0.5Be4.5Al4B11.35O28) Crystal Structure

General Information

  • Phase Label(s): Cs0.4K0.5Be4.5Al4B11.35O28
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): rhodizite
  • Pearson Symbol: cP49
  • Space Group: 215
  • Phase Prototype: CsBe4Al4B12O28
  • Measurement Detail(s): automatic diffractometer; 42 (determination of cell parameters), automatic diffractometer; STOE 4-circle (determination of structural parameters), X-rays, Mo Kα; λ = 0.071069 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): borate
  • Interpretation Detail(s): complete structure determined, full-matrix least-squares refinement; 152 reflections; F > 3σ(F), R = 0.0344
  • Sample Detail(s): rhodisite sample from Madagascar (Malagasy Republic), Ankarata, chemical analysis; 0.03 wt.% Li2O, 0.06 wt.% Na2O, 2.77 wt.% K2O, 0.73 wt.% Rb2O, 3.4 wt.% Cs2O, 25.8 wt.% Al2O3, 14.3 wt.% BeO; (K0.46Cs0.36Rb0.06Na0.02)Al3.99Be4(B11.35Be0.55Li0.02)O28, single crystal (determination of cell parameters), single crystal, 0.1×0.1×0.1 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Cs0.4K0.5Be4.5Al4B11.35O28
  • Alphabetic Formula: Al4B11.35Be4.5Cs0.4K0.5O28
  • Published Formula: (K,Cs)0.9Al4Be4.5B11.35O28
  • Refined Formula: Al4B11.36Be4.50Cs0.40K0.50O28
  • Wyckoff Sequence: 215,i2he3a
  • Z Formula Units: 1
  • Density: ρ = 3.36 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_1612912

  • 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

    Citation copied