Inorganic Solid Phases

Pb₃P_1.5V_0.5O₈, γ phase (Pb₃[VO₄][PO₄], T = 300(1) K) Crystal Structure

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General Information

Phase Label(s): Pb₃[VO₄][PO₄]
Structure Class(es): –
Classification by Properties: –
Mineral Name(s): –
Pearson Symbol: hR45
Space Group: 166
Phase Prototype: Pb₃[VO₄][PO₄]
Measurement Detail(s): automatic diffractometer (determination of cell parameters), automatic diffractometer; France, Grenoble, Institut Laue-Langevin ILL, D2B (determination of structural parameters), neutrons; λ = 0.15946 nm (determination of cell and structural parameters), T = 300(1) K (determination of cell and structural parameters)
Phase Class(es): –
Compound Class(es): orthophosphate, vanadate
Interpretation Detail(s): complete structure determined; composition dependence studied, Rietveld refinement; 11 variables, R_P = 0.0644; wR_P = 0.0873; R_B = 0.0402
Sample Detail(s): sample prepared from PbO, V₂O₅, NH₄H₂PO₄, powder (determination of cell and structural parameters)

Substance Summary

Standard Formula: Pb₃[VO₄]_0.5[PO₄]_1.5
Alphabetic Formula: [PO₄]_1.5Pb₃[VO₄]_0.5
Published Formula: Pb₃P_1.5V_0.5O₈, γ phase
Refined Formula: O₈P_1.50Pb₃V_0.50
Wyckoff Sequence: 166,hc⁴b
Z Formula Units: 3
Density: ρ = 7.40 Mg·m⁻³

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Crystallographic Data

Cell Parameters

	Published Data	Standardized Data
	Published Data	Unit Cell	Niggli-Reduced Cell
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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.
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Published

Site	Element	Wyckoff Symbol	Symmetry	X	Y	Z	Occupation
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Displacement Parameters

Isotropic

Site	Published B [nm²]	Type	Computed B_eq [nm²]
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Experimental Details

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Reference

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3D Interactive Structure

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About this content

Database name

PAULING FILE Multinaries Edition – 2012

Dataset ID

sd_1502703

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.

Project Coordinator: Shuichi Iwata

Section-Editor: Karin Cenzual (Crystal Structures)

Cite this content

Pierre Villars (Chief Editor), PAULING FILE in: Inorganic Solid Phases, SpringerMaterials (online database), Springer, Heidelberg (ed.) SpringerMaterials Pb3P1.5V0.5O8, γ phase (Pb3[VO4][PO4], T = 300(1) K) Crystal Structure sd_1502703 (Springer-Verlag GmbH, Heidelberg, © 2016)

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