Inorganic Solid Phases

NaCa16Si23AlO60(OH)8·14H2O (NaCa16AlSi23O60[OH]8[H2O]14) Crystal Structure

General Information

  • Phase Label(s): NaCa16AlSi23O60[OH]8[H2O]14
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): gyrolite
  • Pearson Symbol: aP123
  • Space Group: 2
  • Phase Prototype: NaCa16(Al0.04Si0.96)24O60[OH]8[H2O]14
  • Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Philips PW1100 (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): hydroxide, silicate, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement; 3259 reflections; I > 2σ(I), R = 0.135
  • Sample Detail(s): gyrolite sample from Greenland, Quarusalit, atomic absorption spectroscopy; 50.28 wt.% SiO2, 31.34 wt.% CaO, 13.68 wt.% H2O, 1.75 wt.% Al2O3, 1.34 wt.% Na2O, 0.74 wt.% K2O, 0.25 wt.% Fe2O3, single crystal (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: NaCa16AlSi23O60[OH]8[H2O]14
  • Alphabetic Formula: AlCa16[H2O]14NaO60[OH]8Si23
  • Published Formula: NaCa16Si23AlO60(OH)8·14H2O
  • Refined Formula: Al1.01Ca16H28NaO82Si22.99
  • Wyckoff Sequence: 2,i61a
  • Z Formula Units: 1
  • Density: ρ = 2.44 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_1813226

  • 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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