Inorganic Solid Phases

K2Mg3Zn2[(Si0.9896Ge0.0104)12O30] (K2Mg3Zn2Ge3Si9O30) Crystal Structure

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General Information

  • Phase Label(s): K2Mg3Zn2Ge3Si9O30
  • Structure Class(es): –
  • Classification by Properties: –
  • Mineral Name(s): –
  • Pearson Symbol: hP100
  • Space Group: 192
  • Phase Prototype: K2Mg5Si12O30
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Siemens D500 (determination of structural parameters), X-rays, Cu Kα1; λ = 0.154060 nm (determination of cell and structural parameters)
  • Phase Class(es): –
  • Compound Class(es): silicate
  • Interpretation Detail(s): complete structure determined; composition dependence studied, Rietveld refinement, RP = 0.136; wRP = 0.149; RB = 0.0491
  • Sample Detail(s): sample prepared from K2CO3, Mg(CH3COO)2[H2O]4, ZnO, SiO2, GeO2 (α-quartz), powder (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: K2Mg3Zn2Ge0.125Si11.875O30
  • Alphabetic Formula: Ge0.125K2Mg3O30Si11.875Zn2
  • Published Formula: K2Mg3Zn2[(Si0.9896Ge0.0104)12O30]
  • Refined Formula: Ge0.12K2Mg3O30Si11.88Zn2
  • Wyckoff Sequence: 192,m3lfdca
  • Z Formula Units: 2
  • Density: ρ = 2.87 Mg·m−3
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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_1706771

  • 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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