Inorganic Solid Phases

Ca(Mg2Al)(SiAl3)O10(OH)2 (CaMg2.3Fe0.1Al3.2Si1.4O10[OH]2) Crystal Structure

General Information

  • Phase Label(s): CaMg2.3Fe0.1Al3.2Si1.4O10[OH]2
  • Structure Class(es): mica family
  • Classification by Properties:
  • Mineral Name(s): clintonite
  • Pearson Symbol: mS40
  • Space Group: 12
  • Phase Prototype: CaMg2(Mg0.05Al0.95)(Al0.74Si0.26)4O10[OH]2
  • Measurement Detail(s): automatic diffractometer; 14 (determination of cell parameters), automatic diffractometer; Nicolet P21 (determination of structural parameters), X-rays, Mo Kα1 (determination of cell parameters), X-rays, Mo Kα (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, silicate
  • Interpretation Detail(s): complete structure determined, least-squares refinement; 604 reflections; I > 2σ(I), R = 0.021
  • Sample Detail(s): clintonite sample from Indonesia, Papua (Irian Jaya), electron microprobe analysis; 13.25 wt.% CaO, 15.76 wt.% SiO2, 44.02 wt.% Al2O3, 19.96 wt.% MgO, 2.95 wt.% FeO, single crystal (determination of cell parameters), single crystal, 0.03×0.20×0.40 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: CaMg2.08Fe0.18Al3.64Si1.10O10[OH]2
  • Alphabetic Formula: Al3.64CaFe0.18Mg2.08O10[OH]2Si1.10
  • Published Formula: Ca(Mg2Al)(SiAl3)O10(OH)2
  • Refined Formula: Al3.67CaFe0.18H2Mg2.07O12Si1.08
  • Wyckoff Sequence: 12,j3i2hda
  • Z Formula Units: 2
  • Density: ρ = 3.11 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

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_1616201

  • 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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