Inorganic Solid Phases

[Rb3.6(H2O)12.4][Al3.6Si14.4O36], RMA-4 (OFF type) (Rb3.6Al3.6Si14.4O36[H2O]12.4) Crystal Structure

General Information

  • Phase Label(s): Rb3.6Al3.6Si14.4O36[H2O]12.4
  • Structure Class(es): zeolite OFF
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: hP91
  • Space Group: 187
  • Phase Prototype: Rb3.6(Al0.2Si0.8)18O36[H2O]12.4
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Bruker AXS D8 ADVANCE (determination of structural parameters), X-rays, Cu Kα1; λ = 0.1540598 nm (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): silicate, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, Rietveld refinement, wRP = 0.0384; RB = 0.0348
  • Sample Detail(s): sample prepared from Al[OH]3, RbOH, SiO2, inductive coupled plasma method; Rb, Al and Si content analyzed, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: Rb3.6Al3.6Si14.4O36[H2O]12.4
  • Alphabetic Formula: Al3.6[H2O]12.4O36Rb3.6Si14.4
  • Published Formula: [Rb3.6(H2O)12.4][Al3.6Si14.4O36], RMA-4 (OFF type)
  • Refined Formula: Al3.60H24.64O48.32Rb3.60Si14.40
  • Wyckoff Sequence: 187,o3n4mlk2j3hba
  • Z Formula Units: 1
  • 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
B [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1626763

  • 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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