Inorganic Solid Phases

Na₂Al₂₂O₃₄ (NaAl₁₁O₁₇) Crystal Structure

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General Information

Phase Label(s): NaAl₁₁O₁₇
Structure Class(es): β-alumina
Classification by Properties: ionic conductor
Mineral Name(s): diaoyudaoite
Pearson Symbol: hP58
Space Group: 194
Phase Prototype: NaAl₁₁O₁₇
Measurement Detail(s): precession and Weissenberg photographs (determination of cell parameters), automatic diffractometer (determination of structural parameters), X-rays (determination of cell parameters), X-rays, Cu Kα (determination of structural parameters)
Phase Class(es): –
Compound Class(es): oxide
Interpretation Detail(s): complete structure determined, full-matrix least-squares refinement; 181 reflections; F > 2.5σ(F), R = 0.043
Sample Detail(s): chemical analysis; 2.7-8.6 wt.% Na₂O, single crystal (determination of cell parameters), single crystal, 0.085×0.11×0.15 mm³ (determination of structural parameters)

Substance Summary

Standard Formula: NaAl₁₁O₁₇
Alphabetic Formula: Al₁₁NaO₁₇
Published Formula: Na₂Al₂₂O₃₄
Refined Formula: Al₁₁NaO₁₇
Wyckoff Sequence: 194,k³f³edca
Z Formula Units: 2
Density: ρ = 3.22 Mg·m⁻³

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Crystallographic Data

Cell Parameters

	Published Data	Standardized Data
	Published Data	Unit Cell	Niggli-Reduced Cell
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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.
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Published

Site	Element	Wyckoff Symbol	Symmetry	X	Y	Z	Occupation
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Displacement Parameters

Isotropic

Site	Published B [nm²]	Type	Computed B_eq [nm²]
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Experimental Details

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Reference

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3D Interactive Structure

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About this content

Database name

PAULING FILE Multinaries Edition – 2012

Dataset ID

sd_1415675

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.

Project Coordinator: Shuichi Iwata

Section-Editor: Karin Cenzual (Crystal Structures)

Cite this content

Pierre Villars (Chief Editor), PAULING FILE in: Inorganic Solid Phases, SpringerMaterials (online database), Springer, Heidelberg (ed.) SpringerMaterials Na2Al22O34 (NaAl11O17) Crystal Structure sd_1415675 (Springer-Verlag GmbH, Heidelberg, © 2016)

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