Inorganic Solid Phases

K2.87Na2.00Ca0.86Mg0.80Mn0.02(Al6.95Si29.05O72.64)·25.66H2O (K2.87Na2Ca0.86Mg0.8Mn0.02Al6.95Si29.05O72.64[H2O]25.66) Crystal Structure

General Information

  • Phase Label(s): K2.87Na2Ca0.86Mg0.8Mn0.02Al6.95Si29.05O72.64[H2O]25.66
  • Structure Class(es): zeolite ERI
  • Classification by Properties:
  • Mineral Name(s): erionite-K
  • Pearson Symbol: hP206
  • Space Group: 194
  • Phase Prototype: K2.87Na2Ca0.86Mg0.8Mn0.02(Al0.19Si0.81)36O72.64[H2O]25.66
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Bruker AXS D8 (determination of structural parameters), X-rays, Cu Kα (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, RP = 0.0193; wRP = 0.0260; RB = 0.0080
  • Sample Detail(s): erionite sample from U.S.A. Oregon, Malheur County, Rome, thermogravimetry; K2.87Na2.00Ca0.86Mg0.80Mn0.02(Al6.95Si29.05O72.64)[H2O]25.66, powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: K2.87Na2Ca0.86Mg0.8Mn0.02Al6.95Si29.05O72.64[H2O]25.66
  • Alphabetic Formula: Al6.95Ca0.86[H2O]25.66K2.87Mg0.8Mn0.02Na2O72.64Si29.05
  • Published Formula: K2.87Na2.00Ca0.86Mg0.80Mn0.02(Al6.95Si29.05O72.64)·25.66H2O
  • Refined Formula: Al6.72Ca0.86H61.08K2.87Mg0.80Mn0.03Na1.99O102.54Si29.28
  • Wyckoff Sequence: 194,l2k9jih3gb
  • Z Formula Units: 1
  • Density: ρ = 2.07 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_1223930

  • 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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