Inorganic Solid Phases

KNa4CaMn4Fe10Al(PO4)12(OH,F)2, arrojadite (KNa4CaMn4Fe10Al[PO4]12[OH]F) Crystal Structure

General Information

  • Phase Label(s): KNa4CaMn4Fe10Al[PO4]12[OH]F
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s): arrojadite-(KNa)/dickinsonite-(KMnNa)
  • Pearson Symbol: mS336
  • Space Group: 15
  • Phase Prototype: KNa4CaMn4Fe10Al[PO4]12[OH]F
  • Measurement Detail(s): automatic diffractometer; 25 (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, orthophosphate, fluoride
  • Interpretation Detail(s): positions of non-H atoms determined, full-matrix least-squares refinement; 6910 reflections; I > 3σ(I), R = 0.084
  • Sample Detail(s): arrojadite sample from U.S.A. South Dakota, Pennington County, Keystone, Nickel Plate mine, single crystal (determination of cell parameters), single crystal, 0.6 mm diameter (determination of structural parameters)

Substance Summary

  • Standard Formula: KNa4CaMn4Fe10Al[PO4]12[OH]F
  • Alphabetic Formula: AlCaFFe10KMn4Na4[OH][PO4]12
  • Published Formula: KNa4CaMn4Fe10Al(PO4)12(OH,F)2, arrojadite
  • Refined Formula: AlCaFe9.38K0.75Li0.12Mg0.50Mn4Na4.11O50P12
  • Wyckoff Sequence: 15,f40e2ba
  • Z Formula Units: 4
  • Density: ρ = 3.61 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
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_1404936

  • 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

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