Inorganic Solid Phases

manganoan richterite (K0.4Na1.4Ca0.92Mg3.99Mn1.03Fe0.16Si8O22[OH]1.6F0.4) Crystal Structure

General Information

  • Phase Label(s): K0.4Na1.4Ca0.92Mg3.99Mn1.03Fe0.16Si8O22[OH]1.6F0.4
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): richterite
  • Pearson Symbol: mS92
  • Space Group: 12
  • Phase Prototype: K0.08Na0.44Ca1.6Mg3.16Ti0.17Fe1.68Al1.54Si6.76O22[OH]2
  • Measurement Detail(s): automatic diffractometer; 48 (determination of cell parameters), automatic diffractometer; Philips PW1100 (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, silicate, fluoride
  • Interpretation Detail(s): complete structure determined, full-matrix least-squares refinement; 954 reflections; I > 5σ(I), R = 0.015
  • Sample Detail(s): richterite sample from Sweden, Värmland, Langban, sample prepared from richterite, electron microprobe analysis; (Si7.88Al0.12)(Al0.034Ti0.001Fe0.24Mg4.3Mn0.8Ca0.758Na0.867)(Na0.736K0.213)O22(F0.332[OH]1.668), single crystal (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: K0.213Na1.603Ca0.758Mg4.32Mn0.815Fe0.24Si8O22[OH]1.668F0.332
  • Alphabetic Formula: Ca0.758F0.332Fe0.24K0.213Mg4.32Mn0.815Na1.603O22[OH]1.668Si8
  • Published Formula: manganoan richterite
  • Refined Formula: Al0.16Ca0.76F0.33Fe0.24H1.67K0.21Mg4.22Mn0.80Na1.58O23.67Si7.92
  • Wyckoff Sequence: 12,j7i3h3g2ba
  • Z Formula Units: 2
  • Density: ρ = 3.10 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_1601882

  • 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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