Inorganic Solid Phases

Ca1.01(Mg2.29Al0.59Fe0.12)(Si1.20Al2.80)O10(OH)2 (CaMg2.3Fe0.1Al3.2Si1.4O10[OH]2, p = 6.25(8) GPa) 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 (determination of cell parameters), automatic diffractometer; Germany, Hamburg, Deutsches Elektronen-Synchrotron DESY, PETRA III reactor, P02.2 beamline, ECB (determination of structural parameters), X-rays, synchrotron; λ = 0.029036 nm (determination of cell and structural parameters), p = 6.25(8) GPa (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, silicate
  • Interpretation Detail(s): positions of non-H atoms determined; pressure dependence studied; temperature dependence studied, least-squares refinement; 25 variables; 235 reflections; F > 4σ(F), R = 0.0265
  • Sample Detail(s): clintonite sample from Italy, Alps, Trentino-Alto Adige, Adamello massif, Lago della Vacca, electron microprobe analysis; Ca1.01(Mg2.29Al0.59Fe0.12)(Si1.20Al2.80)O10[OH]2, single crystal (determination of cell parameters), single crystal, 0.015×0.050×0.050 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: CaMg2.3Fe0.1Al3.2Si1.4O10[OH]2
  • Alphabetic Formula: Al3.2CaFe0.1Mg2.3O10[OH]2Si1.4
  • Published Formula: Ca1.01(Mg2.29Al0.59Fe0.12)(Si1.20Al2.80)O10(OH)2
  • Refined Formula: Al4CaH2Mg3O12
  • Wyckoff Sequence: 12,j3i2gda
  • Z Formula Units: 2
  • Density: ρ = 3.25 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
U [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1229575

  • 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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