Inorganic Solid Phases

(Si7.973Al0.027)(Al0.039Fe3+0.799Mn0.081Mg4.081Li0.045)(Ca0.575Na1.384)(Na0.396K0.224)O22(OH)1.916F0.084 (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 (determination of cell and 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, least-squares refinement; 1375 reflections, R = 0.048
  • Sample Detail(s): amphibole group sample from India, Madhya Pradesh State, Jhabua, Kajlidongri mine, electron microprobe analysis; (Si7.973Al0.027)(Al0.039Fe3+0.799Mn0.081Mg4.081Li0.045)(Ca0.575Na1.384)(Na0.396K0.224)O22[OH]1.916F0.084, single crystal (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: K0.224Na1.78Ca0.575Mg4.1Mn0.081Fe0.864Si7.973O22[OH]1.916F0.084
  • Alphabetic Formula: Ca0.575F0.084Fe0.864K0.224Mg4.1Mn0.081Na1.78O22[OH]1.916Si7.973
  • Published Formula: (Si7.973Al0.027)(Al0.039Fe3+0.799Mn0.081Mg4.081Li0.045)(Ca0.575Na1.384)(Na0.396K0.224)O22(OH)1.916F0.084
  • Refined Formula: Al0.04Ca0.57F0.08Fe0.80H1.92K0.22Li0.05Mg4.08Mn0.08Na1.78O23.92Si8
  • Wyckoff Sequence: 12,j7i3h2g2ba
  • Z Formula Units: 2
  • Density: ρ = 3.06 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]

Anisotropic

Site
β11 [nm2]
β22 [nm2]
β33 [nm2]
β12 [nm2]
β13 [nm2]
β23 [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1221634

  • 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

    Citation copied