Inorganic Solid Phases

(Na0.14K0.86)(12)(Mg1.44Fe0.56)(6)(Mg0.23Fe0.16Al2.61)(4)(Si10.36Al1.64)(4)O30 (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 (determination of cell parameters), automatic diffractometer; Philips PW1100 (determination of structural parameters), X-rays, Mo Kα; λ = 0.07107 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate
  • Interpretation Detail(s): complete structure determined, full-matrix least-squares refinement; 590 reflections; F > 3σ(F), R = 0.033; wR = 0.026
  • Sample Detail(s): osumilite sample from Canada, Newfoundland and Labrador, Nain, electron microprobe analysis; (Na0.13K0.87)(Mg1.38Fe0.62)(Mg0.24Fe0.15Al2.61)(Si10.36Al1.64)O30, single crystal (determination of cell parameters), single crystal, 0.16×0.28×0.60 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: K0.86Na0.14Mg1.67Fe0.72Al4.25Si10.36O30
  • Alphabetic Formula: Al4.25Fe0.72K0.86Mg1.67Na0.14O30Si10.36
  • Published Formula: (Na0.14K0.86)(12)(Mg1.44Fe0.56)(6)(Mg0.23Fe0.16Al2.61)(4)(Si10.36Al1.64)(4)O30
  • Refined Formula: Al4.25Fe0.72K0.86Mg1.67Na0.14O30Si10.36
  • Wyckoff Sequence: 192,m3lfca
  • Z Formula Units: 2
  • Density: ρ = 2.62 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

Anisotropic

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

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1001735

  • 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)

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