Inorganic Solid Phases

(Na0.03Li1.20Mg6.44)(Si7.84Al0.04O21.71)(OH0.15F2.14) (Na0.03Li1.20Mg6.44Al0.04Si7.84O21.71[OH]0.15F2.14) Crystal Structure

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General Information

  • Phase Label(s): Na0.03Li1.20Mg6.44Al0.04Si7.84O21.71[OH]0.15F2.14
  • Structure Class(es): –
  • Classification by Properties: –
  • Mineral Name(s): proto-ferro-anthophyllite
  • Pearson Symbol: oP78
  • Space Group: 58
  • Phase Prototype: (Li0.25Mg0.75)2Mg5Si8O22F2
  • Measurement Detail(s): diffractometer; 31 (determination of cell parameters), Weissenberg photographs (determination of structural parameters), X-rays (determination of cell parameters), X-rays, Cu Kα (determination of structural parameters)
  • Phase Class(es): –
  • Compound Class(es): hydroxide, silicate, fluoride
  • Interpretation Detail(s): positions of non-H atoms determined, block-diagonal least-squares refinement, R = 0.15
  • Sample Detail(s): protoamphibole sample from unknown, sample prepared from protoamphibole, chemical analysis; (Na0.03Li1.20Mg6.44)(Si7.84Al0.04O21.71)[OH0.15F2.14], powder (determination of cell parameters), single crystal, 0.05×0.10×0.12 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: Na0.03Li1.20Mg6.44Al0.04Si7.84O21.71[OH]0.15F2.14
  • Alphabetic Formula: Al0.04F2.14Li1.20Mg6.44Na0.03O21.71[OH]0.15Si7.84
  • Published Formula: (Na0.03Li1.20Mg6.44)(Si7.84Al0.04O21.71)(OH0.15F2.14)
  • Refined Formula: F2Li0.50Mg6.50O22Si8
  • Wyckoff Sequence: 58,h7g2f2ea
  • Z Formula Units: 2
  • Density: ρ = 2.93 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_1716128

  • 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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