Inorganic Solid Phases

K2.92Nb2.58Ti1.42P2.5O17 (K5Ti2Nb6[PO4]5O14) Crystal Structure

General Information

  • Phase Label(s): K5Ti2Nb6[PO4]5O14
  • Structure Class(es):
  • Classification by Properties:
  • Mineral Name(s):
  • Pearson Symbol: mP112
  • Space Group: 13
  • Phase Prototype: K4Nb8[PO4]5O14
  • Measurement Detail(s): automatic diffractometer; 24 (determination of cell parameters), automatic diffractometer; Enraf-Nonius CAD4F (determination of structural parameters), X-rays, Mo Kα (determination of cell and structural parameters)
  • Phase Class(es):
  • Compound Class(es): orthophosphate, oxide
  • Interpretation Detail(s): complete structure determined, least-squares refinement; I > 3σ(I), R = 0.0238; wR = 0.0278
  • Sample Detail(s): sample prepared from K2CO3, Nb2O5, TiO2 rutile, NH4H2PO4, single crystal (determination of cell and structural parameters)

Substance Summary

  • Standard Formula: K5.84Ti2.84Nb5.16[PO4]5O14
  • Alphabetic Formula: K5.84Nb5.16O14[PO4]5Ti2.84
  • Published Formula: K2.92Nb2.58Ti1.42P2.5O17
  • Refined Formula: K5.84Nb5.15O34P5Ti2.85
  • Wyckoff Sequence: 13,g27f2ec
  • Z Formula Units: 2
  • Density: ρ = 3.45 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_1121557

  • 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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