Inorganic Solid Phases

[(Fe'',Mg)2Al](OH)4Al3[O2(SiO4)2] (Mg0.15Fe0.87Al1.88[SiO4]O[OH]1.7) Crystal Structure

General Information

  • Phase Label(s): Mg0.15Fe0.87Al1.88[SiO4]O[OH]1.7
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): chloritoid 2M
  • Pearson Symbol: mS88
  • Space Group: 15
  • Phase Prototype: Mg0.15Fe0.87Al1.88[SiO4]O[OH]1.7
  • Measurement Detail(s): rotation and Weissenberg photographs (determination of cell and structural parameters), X-rays, Cu Kα; λ = 0.15418 nm (determination of cell parameters), X-rays, Cu Kα, Mo Kα (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, orthosilicate, oxide
  • Interpretation Detail(s): positions of non-H atoms determined, trial-and-error
  • Sample Detail(s): chloritoid sample from France, Brittany, Morbihan, Ile de Groix, Point des Chats, chemical analysis; Mg1.20Fe6.96Al15.08Si7.92O40.00[OH]13.60, single crystal (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Mg0.15Fe0.87Al1.88[SiO4]O[OH]1.7
  • Alphabetic Formula: Al1.88Fe0.87Mg0.15O[OH]1.7[SiO4]
  • Published Formula: [(Fe'',Mg)2Al](OH)4Al3[O2(SiO4)2]
  • Refined Formula: Al1.88Fe0.87H1.70Mg0.15O6.70Si
  • Wyckoff Sequence: 15,f10ed
  • Z Formula Units: 8
  • Density: ρ = 3.44 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

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1500736

  • 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)

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