Inorganic Solid Phases

Ca3Si(OH)6(CO3)(SO4)·12H2O (Ca3Si[CO3][SO4][OH]6[H2O]12) Crystal Structure

General Information

  • Phase Label(s): Ca3Si[CO3][SO4][OH]6[H2O]12
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): thaumasite
  • Pearson Symbol: hP62
  • Space Group: 173
  • Phase Prototype: Ca3Mn[CO3][SO4][OH]6[H2O]12
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), X-rays, synchrotron; λ = 0.03738 nm (determination of cell parameters), p = 3.53 GPa (determination of cell parameters)
  • Phase Class(es):
  • Compound Class(es): carbonate, hydroxide, sulfate, hydrate
  • Interpretation Detail(s): cell parameters determined; pressure dependence studied
  • Sample Detail(s): thaumasite sample from U.S.A. New Jersey, West Paterson, Upper New Street quarry, powder (determination of cell parameters)

Substance Summary

  • Standard Formula: Ca3Si[CO3][SO4][OH]6[H2O]12
  • Alphabetic Formula: [CO3]Ca3[H2O]12[OH]6[SO4]Si
  • Published Formula: Ca3Si(OH)6(CO3)(SO4)·12H2O
  • Refined Formula:
  • Wyckoff Sequence:
  • Z Formula Units: 2
  • Density: ρ = 2.00 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

Experimental Details

Reference

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1236196

  • 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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