Inorganic Solid Phases

Eu,Lu-FAp, P5.78Si0.14Ca9.42Na0.26Eu0.35Lu0.05F1.72(OH)0.28O24.02 (Na0.1Ca4.7Eu0.15Lu0.05[SiO4]0.1[PO4]2.9[OH]0.14F0.86) Crystal Structure

General Information

  • Phase Label(s): Na0.1Ca4.7Eu0.15Lu0.05[SiO4]0.1[PO4]2.9[OH]0.14F0.86
  • Structure Class(es): apatite family
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: hP42
  • Space Group: 176
  • Phase Prototype: Ca5[PO4]3F
  • Measurement Detail(s): automatic diffractometer; 20 (determination of cell parameters), automatic diffractometer; Enraf-Nonius CAD4F (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, orthophosphate, orthosilicate, fluoride
  • Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement; 41 variables; 103 reflections; I > 3σ(I), R = 0.022; wR = 0.025
  • Sample Detail(s): sample prepared from hydroxylapatite, Eu2O3, Lu2O3, CaF2, SiO2, NaF, chemical analysis; 39.1 wt.% P2O5, 0.78 wt.% SiO2, 50.3 wt.% CaO, 0.76 wt.% Na2O, 5.88 wt.% Eu2O3, 1.03 wt.% Lu2O3, 3.11 wt.% F, 1.31 wt.% O, twinned crystal (determination of cell parameters), twinned crystal, 1.72 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Na0.1Ca4.7Eu0.15Lu0.05[SiO4]0.1[PO4]2.9[OH]0.14F0.86
  • Alphabetic Formula: Ca4.7Eu0.15F0.86Lu0.05Na0.1[OH]0.14[PO4]2.9[SiO4]0.1
  • Published Formula: Eu,Lu-FAp, P5.78Si0.14Ca9.42Na0.26Eu0.35Lu0.05F1.72(OH)0.28O24.02
  • Refined Formula: Ca4.67Eu0.17FLu0.03Na0.13O12P3
  • Wyckoff Sequence: 176,ih4fa
  • Z Formula Units: 2
  • Density: ρ = 3.33 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_1213021

  • 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