Inorganic Solid Phases

Cu2Al[(As,P)O4(OH)4]·4H2O (Cu2Al[AsO4]0.8[PO4]0.2[OH]4[H2O]4) Crystal Structure

General Information

  • Phase Label(s): Cu2Al[AsO4]0.8[PO4]0.2[OH]4[H2O]4
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): liroconite
  • Pearson Symbol: mS64
  • Space Group: 15
  • Phase Prototype: Cu2Al[AsO4][OH]4[H2O]4
  • Measurement Detail(s): precession and Weissenberg photographs (determination of structural parameters), X-rays, Cu Kα, Mo Kα (determination of structural parameters)
  • Phase Class(es):
  • Compound Class(es): arsenate, hydroxide, orthophosphate, hydrate
  • Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement
  • Sample Detail(s): liroconite sample from United Kingdom, England, Cornwall, sample prepared from liroconite, chemical analysis; Cu2Al([OH]4AsO4)[H2O]4; P/As ratio 1/4, single crystal (determination of structural parameters)

Substance Summary

  • Standard Formula: Cu2Al[AsO4]0.8[PO4]0.2[OH]4[H2O]4
  • Alphabetic Formula: Al[AsO4]0.8Cu2[H2O]4[OH]4[PO4]0.2
  • Published Formula: Cu2Al[(As,P)O4(OH)4]·4H2O
  • Refined Formula: AlAs0.80Cu2H12O12P0.20
  • Wyckoff Sequence: 15,f7ec
  • Z Formula Units: 4
  • Density: ρ = 2.97 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

Experimental Details

Reference

3D Interactive Structure

About this content

  • Database name

    PAULING FILE Multinaries Edition – 2012

  • Dataset ID

    sd_1715415

  • 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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