Ca5(PO4)3Clx(OH)1−x, x= 0.29 (Ca5[PO4]3Cl0.44[OH]0.56, T = 100 K) Crystal Structure
General Information
- Phase Label(s): Ca5[PO4]3Cl0.44[OH]0.56
- Structure Class(es): apatite family
- Classification by Properties: –
- Mineral Name(s): –
- Pearson Symbol: hP50
- Space Group: 176
- Phase Prototype: Ca5[PO4]3Cl0.83F0.17
- Measurement Detail(s): automatic diffractometer; 2894 (determination of cell parameters), automatic diffractometer; Bruker AXS APEX II (determination of structural parameters), X-rays, Mo Kα; λ = 0.07107 nm (determination of cell and structural parameters), T = 100 K (determination of cell and structural parameters)
- Phase Class(es): –
- Compound Class(es): hydroxide, orthophosphate, chloride
- Interpretation Detail(s): complete structure determined; composition dependence studied; temperature dependence studied, full-matrix least-squares refinement on F2; 48 variables; 542 reflections; I > 2σ(I), R = 0.0374; wR = 0.084
- Sample Detail(s): sample prepared from CaCl2[H2O]2, Ca3[PO4]2, single crystal (determination of cell parameters), single crystal, 0.04×0.08×0.11 mm3 (determination of structural parameters)
Substance Summary
- Standard Formula: Ca5[PO4]3Cl0.29[OH]0.71
- Alphabetic Formula: Ca5Cl0.29[OH]0.71[PO4]3
- Published Formula: Ca5(PO4)3Clx(OH)1−x, x= 0.29
- Refined Formula: Ca5Cl0.29H0.71O12.72P3
- Wyckoff Sequence: 176,ih4fe2a
- Z Formula Units: 2
- Density: ρ = 3.19 Mg·m−3
Crystallographic Data
Cell Parameters
Atom Coordinates
Standardized
Published
Displacement Parameters
Isotropic
Anisotropic
Experimental Details
Reference
3D Interactive Structure
About this content
PAULING FILE Multinaries Edition – 2012
sd_1128708
©Springer & Material Phases Data System (MPDS), Switzerland & National Institute for Materials Science (NIMS), Japan, 2016
Pierre Villars, Material Phases Data System (MPDS), CH-6354 Vitznau, Switzerland
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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