Inorganic Solid Phases

NH4[B5O6(OH)4]·2H2O, α phase ([NH4]B5O6[OH]4[H2O]2 orth) Crystal Structure

General Information

  • Phase Label(s): [NH4]B5O6[OH]4[H2O]2 orth
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: oS72
  • Space Group: 41
  • Phase Prototype: KB5O6[OH]4[H2O]2
  • Measurement Detail(s): automatic diffractometer; 23 (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, borate, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, block-diagonal least-squares refinement; 769 reflections; I > 2σ(I), R = 0.058
  • Sample Detail(s): sample prepared from NH4[OH], potassium pentaborate, single crystal (determination of cell parameters), single crystal, 0.2×0.2×0.3 mm3 (determination of structural parameters)

Substance Summary

  • Standard Formula: [NH4]B5O6[OH]4[H2O]2
  • Alphabetic Formula: B5[H2O]2[NH4]O6[OH]4
  • Published Formula: NH4[B5O6(OH)4]·2H2O, α phase
  • Refined Formula: B5H12NO12
  • Wyckoff Sequence: 7,a18
  • Z Formula Units: 2
  • Density: ρ = 1.59 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
U [nm2]
Type
Computed
Beq [nm2]

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1404960

  • 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

    Citation copied