britholite-(Ce) (Ca2.43Ce2.57[SiO4]3[OH]0.16F0.84) Crystal Structure
General Information
- Phase Label(s): Ca2.43Ce2.57[SiO4]3[OH]0.16F0.84
- Structure Class(es): –
- Classification by Properties: –
- Mineral Name(s): britholite-(Ce)
- Pearson Symbol: mP42
- Space Group: 4
- Phase Prototype: (Ca0.43Ce0.57)5[SiO4]3([OH]0.16F0.84)
- Measurement Detail(s): automatic diffractometer; 25 (determination of cell parameters), automatic diffractometer; Enraf-Nonius CAD4 (determination of structural parameters), X-rays, Mo K (determination of cell and structural parameters), T = 292 K (determination of cell and structural parameters)
- Phase Class(es): –
- Compound Class(es): hydroxide, orthosilicate, fluoride
- Interpretation Detail(s): positions of non-H atoms determined, least-squares refinement; 1282 reflections; I > 3σ(I), R = 0.018; wR = 0.026
- Sample Detail(s): britholite sample from Canada, Quebec, Kipawa complex, R5.34Si2.79O24(F0.84[OH]0.16), R= Ca2.24La0.17Ce1.23Pr0.17Nd0.35Sm0.04Eu0.01Gd0.15Dy0.07Ho0.05Er0.04Y0.69, single crystal (determination of cell parameters), single crystal, 0.11×0.12×0.12 mm3 (determination of structural parameters)
Substance Summary
- Standard Formula: Ca2.43Ce2.57[SiO4]3[OH]0.16F0.84
- Alphabetic Formula: Ca2.43Ce2.57F0.84[OH]0.16[SiO4]3
- Published Formula: britholite-(Ce)
- Refined Formula: Ca2.43Ce2.57F0.84H0.16O12.16Si3
- Wyckoff Sequence: 4,a21
- Z Formula Units: 2
- Density: ρ = 4.61 Mg·m−3
Crystallographic Data
Cell Parameters
Atom Coordinates
Standardized
Published
Displacement Parameters
Isotropic
Experimental Details
Reference
3D Interactive Structure
About this content
PAULING FILE Multinaries Edition – 2012
sd_1400580
©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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