Inorganic Solid Phases

Na0.98Na1.10Mg0.90Mg4.88Al0.12Si8O22F2 (Na2.08Mg5.78Al0.12Si8O22F2) Crystal Structure

General Information

  • Phase Label(s): Na2.08Mg5.78Al0.12Si8O22F2
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: mS88
  • Space Group: 12
  • Phase Prototype: Na2.08Mg5.78Al0.12Si8O22F2
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Nonius FAST (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate, fluoride
  • Interpretation Detail(s): complete structure determined, 957 reflections; I > 3σ(I), R = 0.058
  • Sample Detail(s): amphibole group sample from synthetic, sample prepared from NaF, MgO, Al2O3, SiO2, electron microprobe analysis; 60.11 wt.% SiO2, 0.95 wt.% Al2O3, 28.93 wt.% MgO, 7.65 wt.% Na2O, 4.68 wt.% F, single crystal (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Na2.08Mg5.78Al0.12Si8O22F2
  • Alphabetic Formula: Al0.12F2Mg5.78Na2.08O22Si8
  • Published Formula: Na0.98Na1.10Mg0.90Mg4.88Al0.12Si8O22F2
  • Refined Formula: Al0.15F2Mg5.74Na1.98O22Si8
  • Wyckoff Sequence: 12,j7i3h2g2ba
  • Z Formula Units: 2
  • Density: ρ = 3.01 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_1617578

  • 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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