Inorganic Solid Phases

meionite, MONT* (K0.1Na0.2Ca3.7Al5.7Si6.3[CO3]O24) Crystal Structure

General Information

  • Phase Label(s): K0.1Na0.2Ca3.7Al5.7Si6.3[CO3]O24
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): meionite
  • Pearson Symbol: tI90
  • Space Group: 87
  • Phase Prototype: K0.1Na0.2Ca3.7(Al0.475Si0.525)12[CO3]O24
  • Measurement Detail(s): automatic diffractometer; ADP-2 (determination of structural parameters), X-rays, Cu Kα (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): carbonate, silicate
  • Interpretation Detail(s): complete structure determined; composition dependence studied, least-squares refinement; 41 variables; 1276 reflections, R = 0.0444; RP = 0.0596; wRP = 0.0768; RB = 0.0431
  • Sample Detail(s): meionite sample from Italy, Campania, Vesuvius area, Monte Somma, chemical analysis; Si6.11Al5.77Fe3+0.01Na0.11K0.03Ca3.82Cl0.01F0.01S0.03[CO3]0.91O24, quoted from the literature, powder (determination of structural parameters)

Substance Summary

  • Standard Formula: K0.03Na0.11Ca3.82Al5.89Si6.11[CO3]0.91O24
  • Alphabetic Formula: Al5.89[CO3]0.91Ca3.82K0.03Na0.11O24Si6.11
  • Published Formula: meionite, MONT*
  • Refined Formula: Al5.88CCa3.60K0.02Na0.05O27Si6.12
  • Wyckoff Sequence: 87,i3h8
  • Z Formula Units: 2
  • Density: ρ = 2.73 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_1020156

  • 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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