Inorganic Solid Phases

(Mn,Ca)REEAlMn3+Mn2+(SiO4)(Si2O7)O(OH) (Sr0.04Ca0.6La0.3Ce0.3Mn2.3Fe0.3Al[Si2O7][SiO4]O2[OH]) Crystal Structure

General Information

  • Phase Label(s): Sr0.04Ca0.6La0.3Ce0.3Mn2.3Fe0.3Al[Si2O7][SiO4]O2[OH]
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): manganiandrosite-(La)
  • Pearson Symbol: mP42
  • Space Group: 11
  • Phase Prototype: Ca2FeAl2[SiO4][Si2O7]O[OH]
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Enraf-Nonius CAD4 (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, orthosilicate, disilicate, oxide
  • Interpretation Detail(s): complete structure determined, 1219 reflections; F > 8σ(F), R = 0.0240; wR = 0.0201
  • Sample Detail(s): piemontite sample from Italy, Alps, Valle d'Aosta, Valle di Saint Barthélemy, Varenche mine, chemical analysis; 9.40 wt.% CaO, 3.49 wt.% SrO, 2.95 wt.% La2O3, 6.43 wt.% Ce2O3, 11.35 wt.% MnO, 5.52 wt.% Fe2O3, 15.11 wt.% Al2O3, 31.33 wt.% SiO2 et al., single crystal (determination of cell parameters), single crystal, 0.048×0.064×0.256 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Sr0.2Ca0.9La0.25Ce0.2Mn1.1Fe0.5Al1.7[SiO4][Si2O7]O2[OH]
  • Alphabetic Formula: Al1.7Ca0.9Ce0.2Fe0.5La0.25Mn1.1O2[OH][SiO4][Si2O7]Sr0.2
  • Published Formula: (Mn,Ca)REEAlMn3+Mn2+(SiO4)(Si2O7)O(OH)
  • Refined Formula: Al1.71Ca0.96Ce0.25Fe0.48HLa0.25Mn1.14O13Si3Sr0.21
  • Wyckoff Sequence: 11,f3e13ca
  • Z Formula Units: 2
  • Density: ρ = 3.98 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]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1617468

  • 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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