Inorganic Solid Phases

Mn2+10.39Mg2.53Al1.89Fe3+0.19(OH)23(AsO3)(AsO4)2 (Mg2.53Mn10.39Fe0.19Al1.89[AsO3][AsO4]2[OH]23) Crystal Structure

General Information

  • Phase Label(s): Mg2.53Mn10.39Fe0.19Al1.89[AsO3][AsO4]2[OH]23
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): hematolite
  • Pearson Symbol: hR156
  • Space Group: 146
  • Phase Prototype: (Mg0.37Mn0.34Al0.29)7Mn8[AsO3][AsO4]2[OH]23
  • Measurement Detail(s): precession photographs (determination of cell parameters), automatic diffractometer; Philips PAILRED (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): arsenite, arsenate, hydroxide
  • Interpretation Detail(s): positions of non-H atoms determined; composition dependence studied, full-matrix least-squares refinement; 1471 reflections, R = 0.11; wR = 0.10
  • Sample Detail(s): hematolite sample from Sweden, Värmland, Nordmark, Mossgruvan mine, single crystal (determination of cell parameters), single crystal, 0.25×0.25×0.14 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Mg2.5Mn10.5Fe0.2Al1.8[AsO3][AsO4]2[OH]23
  • Alphabetic Formula: Al1.8[AsO3][AsO4]2Fe0.2Mg2.5Mn10.5[OH]23
  • Published Formula: Mn2+10.39Mg2.53Al1.89Fe3+0.19(OH)23(AsO3)(AsO4)2
  • Refined Formula: Al1.90As3Fe0.19H23Mg2.52Mn10.39O34
  • Wyckoff Sequence: 146,b14a10
  • Z Formula Units: 3
  • Density: ρ = 3.42 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_2042069

  • 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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