Inorganic Solid Phases

Na2SrAl4(PO4)4(OH)4 (Na2SrAl4[PO4]4[OH]4) Crystal Structure

General Information

  • Phase Label(s): Na2SrAl4[PO4]4[OH]4
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): natropalermoite
  • Pearson Symbol: oI124
  • Space Group: 72
  • Phase Prototype: Li2SrAl4[PO4]4[OH]4
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Bruker AXS APEX II (determination of structural parameters), X-rays, Mo Kα; λ = 0.071073 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, orthophosphate
  • Interpretation Detail(s): complete structure determined, least-squares refinement; 86 variables; 1132 reflections; I > 2σ(I), R = 0.0207; wR = 0.0564
  • Sample Detail(s): natropalermoite sample from U.S.A. New Hampshire, Grafton County, North Groton, Palermo mine, electron microprobe analysis; (Na1.69Li0.31)(Sr0.95Mg0.04Ca0.02Ba0.01)(Al3.82Mn0.03Fe0.03)(P1.01O4)4[OH]4, single crystal (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Na2SrAl4[PO4]4[OH]4
  • Alphabetic Formula: Al4Na2[OH]4[PO4]4Sr
  • Published Formula: Na2SrAl4(PO4)4(OH)4
  • Refined Formula: Al4Ca0.04H4Li0.09Na1.91O20P4Sr0.96
  • Wyckoff Sequence: 72,k4j5g2a
  • Z Formula Units: 4
  • Density: ρ = 3.36 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]

Anisotropic

Site
U11 [nm2]
U22 [nm2]
U33 [nm2]
U12 [nm2]
U13 [nm2]
U23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1243834

  • 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

    Citation copied