Inorganic Solid Phases

(K0.98Na0.02)(Al1.55Mg0.24Fe0.21Ti0.02)(Si3.38Al0.62)O10(OH)2 (K0.9Na0.1Mg0.2Ti0.03Fe0.2Al2.4Si3.2O10[OH]2 mon, p = 11.40(10) GPa) Crystal Structure

General Information

  • Phase Label(s): K0.9Na0.1Mg0.2Ti0.03Fe0.2Al2.4Si3.2O10[OH]2 mon
  • Structure Class(es): mica family
  • Classification by Properties:
  • Mineral Name(s): muscovite 2M1
  • Pearson Symbol: mS76
  • Space Group: 15
  • Phase Prototype: KAl2(Al0.25Si0.75)4O10[OH]2-a
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; KM-4 (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters), T = 293 K (determination of cell and structural parameters), p = 11.40(10) GPa (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, silicate
  • Interpretation Detail(s): positions of non-H atoms determined; pressure dependence studied, least-squares refinement; 33 variables; 168 reflections; F > 4σ(F), R = 0.1346
  • Sample Detail(s): phengite sample from Italy, Alps, Piedmont, Sesia-Lanzo area, Cima Pal, electron microprobe analysis; (K0.98Na0.02)(Al1.55Mg0.24Fe0.21Ti0.02)(Si3.38Al0.62)O10[OH]2, single crystal (determination of cell parameters), single crystal, 0.030×0.150×0.180 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: K0.98Na0.02Mg0.24Ti0.02Fe0.21Al2.18Si3.37O10[OH]2
  • Alphabetic Formula: Al2.18Fe0.21K0.98Mg0.24Na0.02O10[OH]2Si3.37Ti0.02
  • Published Formula: (K0.98Na0.02)(Al1.55Mg0.24Fe0.21Ti0.02)(Si3.38Al0.62)O10(OH)2
  • Refined Formula: Al1.17Fe0.83H2K0.97O12Si3.84
  • Wyckoff Sequence: 15,f9e
  • Z Formula Units: 4
  • Density: ρ = 3.26 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
U [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1225001

  • 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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