Inorganic Solid Phases

(Mg,Al)4Si8(O,OH,H2O)26·5H2O (Mg1.16Al0.84Si4O10[OH][H2O]2[D2O]2.5 mon) Crystal Structure

General Information

  • Phase Label(s): Mg1.16Al0.84Si4O10[OH][H2O]2[D2O]2.5 mon
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): palygorskite-D M
  • Pearson Symbol: mS92
  • Space Group: 12
  • Phase Prototype: (Mg0.54Al0.42)2Si4O10[OH][H2O]4.5
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; United Kingdom, Chilton-Didcot, Rutherford Appleton Laboratory, ISIS Facility (determination of structural parameters), neutrons, time-of-flight (determination of cell and structural parameters), T = 298 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, silicate, hydrate-D
  • Interpretation Detail(s): positions of non-H and part of H atoms determined, Rietveld refinement, multiphase, wRP = 0.0428
  • Sample Detail(s): palygorskite sample from Mexico, Chapas, Ticul area, Lorenzo Pech mine, amounts of palygorskite-O (55.4 wt.%), powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Mg1.16Al0.84Si4O10[OH][H2O]2[D2O]2.5
  • Alphabetic Formula: Al0.84[D2O]2.5[H2O]2Mg1.16O10[OH]Si4
  • Published Formula: (Mg,Al)4Si8(O,OH,H2O)26·5H2O
  • Refined Formula: Al0.84D5H5Mg1.16O15.50Si4
  • Wyckoff Sequence: 12,j8i3hg2e
  • Z Formula Units: 4
  • Density: ρ = 2.34 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_1121509

  • 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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