Inorganic Solid Phases

40% albite·60% anorthite (Na0.4Ca0.6Al1.6Si2.4O8) Crystal Structure

General Information

  • Phase Label(s): Na0.4Ca0.6Al1.6Si2.4O8
  • Structure Class(es):
  • Classification by Properties: nonmetal
  • Mineral Name(s): albite/anorthite low
  • Pearson Symbol: aP26
  • Space Group: 2
  • Phase Prototype: NaAlSi3O8
  • Measurement Detail(s): electron diffraction (determination of cell parameters), electrons (determination of cell parameters)
  • Phase Class(es):
  • Compound Class(es): silicate
  • Interpretation Detail(s): cell parameters determined and structure type assigned
  • Sample Detail(s): labradorite sample from Canada, Newfoundland and Labrador, sample prepared from feldspar, electron microprobe analysis, energy-dispersive X-ray analysis; small amounts of K detected; small amounts of K, single crystal (determination of cell parameters)

Substance Summary

  • Standard Formula: Na0.4Ca0.6Al1.6Si2.4O8
  • Alphabetic Formula: Al1.6Ca0.6Na0.4O8Si2.4
  • Published Formula: 40% albite·60% anorthite
  • Refined Formula:
  • Wyckoff Sequence:
  • Z Formula Units: 2
  • Density: ρ = 2.69 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.

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1503628

  • 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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