Inorganic Solid Phases

(Mg1.98Fe0.02)(Mn3+0.78Fe3+0.20Al0.02)(BO3)O2 (Mg1.98Mn0.78Fe0.22Al0.02[BO3]O2) Crystal Structure

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General Information

  • Phase Label(s): Mg1.98Mn0.78Fe0.22Al0.02[BO3]O2
  • Structure Class(es): –
  • Classification by Properties: –
  • Mineral Name(s): fredrikssonite
  • Pearson Symbol: oP36
  • Space Group: 55
  • Phase Prototype: Mg2Fe[BO3]O2
  • Measurement Detail(s): automatic diffractometer; 25 (determination of cell parameters), automatic diffractometer; Nicolet R3m (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es): –
  • Compound Class(es): orthoborate, oxide
  • Interpretation Detail(s): complete structure determined, full-matrix least-squares refinement; 555 reflections; I > 2.5σ(I), R = 0.024; wR = 0.028
  • Sample Detail(s): fredrikssonite sample from Sweden, Värmland, Langban, electron microprobe analysis; (Mg1.98Fe0.02)(Mn3+0.78Fe3+0.20Al0.02)[BO3]O2, single crystal (determination of cell parameters), single crystal, 0.09×0.11×0.13 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Mg1.98Mn0.78Fe0.22Al0.02[BO3]O2
  • Alphabetic Formula: Al0.02[BO3]Fe0.22Mg1.98Mn0.78O2
  • Published Formula: (Mg1.98Fe0.02)(Mn3+0.78Fe3+0.20Al0.02)(BO3)O2
  • Refined Formula: Al0.02BFe0.24Mg1.96Mn0.78O5
  • Wyckoff Sequence: 55,h3g5da
  • Z Formula Units: 4
  • Density: ρ = 3.78 Mg·m−3
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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_1014164

  • 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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