Inorganic Solid Phases

eudialyte (H0.3K1.3Na14.3Ca6.3Zr3Fe2.3Al0.3Si25.3Cl1.8O72[OH]2.4) Crystal Structure

General Information

  • Phase Label(s): H0.3K1.3Na14.3Ca6.3Zr3Fe2.3Al0.3Si25.3Cl1.8O72[OH]2.4
  • Structure Class(es): eudialyte family
  • Classification by Properties:
  • Mineral Name(s): eudialyte
  • Pearson Symbol: hR549
  • Space Group: 160
  • Phase Prototype: H0.3K1.3Na14.3Ca6.3Zr3Fe2.3Al0.3Si25.3Cl1.8O72[OH]2.4
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Enraf-Nonius (determination of structural parameters), X-rays (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, silicate, chloride
  • Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement, R = 0.025
  • Sample Detail(s): eudialyte sample from Russia, Kola Peninsula, Khibiny massif, chemical analysis; 49.93 wt.% SiO2, 12.23 wt.% ZrO2, 4.35 wt.% FeO, 0.67 wt.% Fe2O3, 0.78 wt.% TiO2, 0.46 wt.% MnO, 0.16 wt.% Al2O3, 11.08 wt.% CaO, 0.16 wt.% Nb2O5, 0.39 wt.% Th2O3, 0.03 wt.% MgO, 15.02 wt.% Na2O, 0.90 wt.% SrO, 2.13 wt.% K2O, 0.20 wt.% BaO, single crystal (determination of cell parameters), single crystal, 0.8 mm diameter (determination of structural parameters)

Substance Summary

  • Standard Formula: H0.3K1.3Na14.3Ca6.3Zr3Fe2.3Al0.3Si25.3Cl1.8O72[OH]2.4
  • Alphabetic Formula: Al0.3Ca6.3Cl1.8Fe2.3H0.3K1.3Na14.3O72[OH]2.4Si25.3Zr3
  • Published Formula: eudialyte
  • Refined Formula: Al0.30Ca6Cl1.72Fe2.17H3.25K1.20Na14.72O75.31Si25.30Ti0.32Zr3
  • Wyckoff Sequence: 160,c11b35a12
  • Z Formula Units: 3
  • Density: ρ = 2.83 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_1926021

  • 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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