Inorganic Solid Phases

Ca1.92(Al0.74Fe0.26)(AlSi2.95)O10(OH)2 (Ca2Fe0.2Al1.8Si3O10[OH]2, T = 1.7 K) Crystal Structure

General Information

  • Phase Label(s): Ca2Fe0.2Al1.8Si3O10[OH]2
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): prehnite O
  • Pearson Symbol: oP38
  • Space Group: 28
  • Phase Prototype: Ca2Fe0.2Al1.8Si3O10[OH]2
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; United Kingdom, Chilton-Didcot, Rutherford Appleton Laboratory, ISIS Facility, POLARIS (determination of structural parameters), neutrons, time-of-flight (determination of cell and structural parameters), T = 1.7 K (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, silicate
  • Interpretation Detail(s): complete structure determined; temperature dependence studied, Rietveld refinement; 68 variables, RP = 0.0128; wRP = 0.0132
  • Sample Detail(s): prehnite sample from Mali, electron microprobe analysis; Ca1.92(1)(Al0.74(1)Fe0.26(1))(AlSi2.95(1))O10[OH]2, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Ca2Fe0.26Al1.74Si3O10[OH]2
  • Alphabetic Formula: Al1.74Ca2Fe0.26O10[OH]2Si3
  • Published Formula: Ca1.92(Al0.74Fe0.26)(AlSi2.95)O10(OH)2
  • Refined Formula: Al1.72Ca2Fe0.28H2O12Si3
  • Wyckoff Sequence: 53,i2hgfe2a
  • Z Formula Units: 2
  • Density: ρ = 2.95 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_1221599

  • 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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