NaAl3(SO4)2(OH)6 (NaAl3[SO4]2[OH]6) Crystal Structure
General Information
- Phase Label(s): NaAl3[SO4]2[OH]6
- Structure Class(es): –
- Classification by Properties: –
- Mineral Name(s): natroalunite
- Pearson Symbol: hR60
- Space Group: 166
- Phase Prototype: KAl3[SO4]2[OH]6
- Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; Bruker AXS SMART APEX (determination of structural parameters), X-rays, Mo Kα; λ = 0.071073 nm (determination of cell and structural parameters)
- Phase Class(es): –
- Compound Class(es): hydroxide, sulfate
- Interpretation Detail(s): complete structure determined, least-squares refinement; 230 reflections, R = 0.0269; wR = 0.0557
- Sample Detail(s): natroalunite sample from Japan, Shizuoka Prefecture, Kamo-gun, Kamo-mura, Ugusu, electron microprobe analysis; (Na0.75K0.21)Al2.97[SO4]2[OH]6, single crystal (determination of cell parameters), single crystal, 0.020×0.120×0.150 mm3 (determination of structural parameters)
Substance Summary
- Standard Formula: NaAl3[SO4]2[OH]6
- Alphabetic Formula: Al3Na[OH]6[SO4]2
- Published Formula: NaAl3(SO4)2(OH)6
- Refined Formula: Al3H6K0.25Na0.75O14S2
- Wyckoff Sequence: 166,h2ec2b
- Z Formula Units: 3
- Density: ρ = 2.79 Mg·m−3
Crystallographic Data
Cell Parameters
Atom Coordinates
Standardized
Published
Displacement Parameters
Isotropic
Anisotropic
Experimental Details
Reference
3D Interactive Structure
About this content
PAULING FILE Multinaries Edition – 2012
sd_1223381
©Springer & Material Phases Data System (MPDS), Switzerland & National Institute for Materials Science (NIMS), Japan, 2016
Pierre Villars, Material Phases Data System (MPDS), CH-6354 Vitznau, Switzerland
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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