Inorganic Solid Phases

K0.9Na0.1Mg1.7Fe0.5Al4.3Si10.4O30 (KNa0.1Mg2.2Fe0.1Al4.2Si10.4O30) Crystal Structure

General Information

  • Phase Label(s): KNa0.1Mg2.2Fe0.1Al4.2Si10.4O30
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): osumilite-(Mg)
  • Pearson Symbol: hP96
  • Space Group: 192
  • Phase Prototype: KCa2(Be0.67Al0.33)3Si12O30
  • Measurement Detail(s): automatic diffractometer; 24 (determination of cell parameters), automatic diffractometer; Enraf-Nonius CAD4 (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate
  • Interpretation Detail(s): complete structure determined, 430 reflections; I > 1σ(I), R = 0.056; wR = 0.069
  • Sample Detail(s): osumilite sample from Norway, Vikesa, electron microprobe analysis; 61.95 wt.% SiO2, 21.86 wt.% Al2O3, 3.75 wt.% FeO, 6.87 wt.% MgO, 4.33 wt.% K2O et al., single crystal (determination of cell parameters), single crystal, 0.07×0.07×0.13 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: K0.9Na0.1Mg1.7Fe0.5Al4.3Si10.4O30
  • Alphabetic Formula: Al4.3Fe0.5K0.9Mg1.7Na0.1O30Si10.4
  • Published Formula: K0.9Na0.1Mg1.7Fe0.5Al4.3Si10.4O30
  • Refined Formula: Al4.83Fe0.41K0.80Mg1.80Na0.10O30Si9.96
  • Wyckoff Sequence: 192,m3lfca
  • Z Formula Units: 2
  • Density: ρ = 2.61 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]

Anisotropic

Site
U11 [nm2]
U22 [nm2]
U33 [nm2]
2U12 [nm2]
2U13 [nm2]
2U23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1616193

  • 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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