Inorganic Solid Phases

KAl2(Si3Al)O10(OH,F)2 (KAl3Si3O10[OH]1.83F0.17) Crystal Structure

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General Information

  • Phase Label(s): KAl3Si3O10[OH]1.83F0.17
  • 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; Philips PW1710 (determination of structural parameters), X-rays, Cu Kα (determination of cell and structural parameters), T = 295 K (determination of cell and structural parameters)
  • Phase Class(es): –
  • Compound Class(es): hydroxide, silicate, fluoride
  • Interpretation Detail(s): positions of non-H atoms determined; diffraction techniques compared, Rietveld refinement; 37 variables; 718 reflections, RP = 0.067; wRP = 0.087; RB = 0.025
  • Sample Detail(s): muscovite sample from U.S.A. California, Mesa Grande, Himalaya mine, electron microprobe analysis; Rb0.010K0.876Na0.096Mn0.013Fe0.029Al2.886Si3.068O10[OH]1.744F0.256, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: KAl3Si3O10[OH]1.74F0.26
  • Alphabetic Formula: Al3F0.26KO10[OH]1.74Si3
  • Published Formula: KAl2(Si3Al)O10(OH,F)2
  • Refined Formula: Al2.91F0.26H1.74K0.94O11.74Si2.85
  • Wyckoff Sequence: 15,f9e
  • Z Formula Units: 4
  • Density: ρ = 2.84 Mg·m−3
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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

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1818474

  • 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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