Inorganic Solid Phases

(K0.96Na0.04)(Al1.00Si3.00)O8.00 (K0.9Na0.1AlSi3O8 tricl) Crystal Structure

General Information

  • Phase Label(s): K0.9Na0.1AlSi3O8 tricl
  • Structure Class(es):
  • Classification by Properties: nonmetal
  • Mineral Name(s): microcline
  • Pearson Symbol: aP26
  • Space Group: 2
  • Phase Prototype: NaAlSi3O8
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Rigaku D/MAX-2400 (determination of structural parameters), X-rays, Cu Kα; λ = 0.15418 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate
  • Interpretation Detail(s): complete structure determined; refinement techniques compared, Rietveld refinement, multiphase, R = 0.0749; RP = 0.0922; wRP = 0.124
  • Sample Detail(s): microcline sample from China, Shangdong Province, Ningyang, sample prepared from microcline, X-ray fluorescence spectroscopy; 63.89 wt.% SiO2, 0.28 wt.% TiO2, 18.07 wt.% Al2O3, 0.90 wt.% Fe2O3, 0.06 wt.% CaO, 16.13 wt.% K2O, 0.28 wt.% Na2O, 0.03 wt.% P2O5; amounts of anatase (0.99 wt.%) and pyrite (0.26 wt.%), powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: K0.96Na0.04AlSi3O8
  • Alphabetic Formula: AlK0.96Na0.04O8Si3
  • Published Formula: (K0.96Na0.04)(Al1.00Si3.00)O8.00
  • Refined Formula: AlK0.96Na0.04O8Si3
  • Wyckoff Sequence: 2,i13
  • Z Formula Units: 2
  • Density: ρ = 2.55 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_1239025

  • 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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