Inorganic Solid Phases

(Si11.81Al0.19)O30(Al0.68Fe3+0.28Mg6.1Ti0.13)(OH)4(OH2)4·6H2O (Mg3.1Ti0.09Fe0.14Al0.34Si6O15[OH]2[H2O]5) Crystal Structure

General Information

  • Phase Label(s): Mg3.1Ti0.09Fe0.14Al0.34Si6O15[OH]2[H2O]5
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): sepiolite
  • Pearson Symbol: oP132
  • Space Group: 52
  • Phase Prototype: Mg4Si6O15[OH]2[H2O]6
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; France, Grenoble, European Synchrotron Radiation Facility ESRF, SpLine, BM25A (determination of structural parameters), X-rays, synchrotron; λ = 0.08263 nm (determination of cell and structural parameters), T = 298 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, silicate, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, Rietveld refinement; 63 variables, RP = 0.1150; wRP = 0.1330; RB = 0.0658
  • Sample Detail(s): sepiolite sample from Spain, Madrid, Batallones, analytical electron microscopy; (Si11.81(22)Al0.19(20))(Al0.68(29)Fe0.28(16)Mg6.10(69)Ti0.13(12))Ca0.18(17)K0.12(13)Na0.04(11)O30[OH]4[H2O]x, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Mg3.1Ti0.09Fe0.14Al0.34Si6O15[OH]2[H2O]5
  • Alphabetic Formula: Al0.34Fe0.14[H2O]5Mg3.1O15[OH]2Si6Ti0.09
  • Published Formula: (Si11.81Al0.19)O30(Al0.68Fe3+0.28Mg6.1Ti0.13)(OH)4(OH2)4·6H2O
  • Refined Formula: H12Mg3.59O22Si6
  • Wyckoff Sequence: 52,e13dc6
  • Z Formula Units: 4
  • Density: ρ = 2.21 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_1226167

  • 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