Information card for entry 1560195

Structure parameters

• Common name: tlapallite
• Formula: Ca1.81 Cu3 H3 O20.5 Pb0.19 S Sb0.13 Te4.87
• Calculated formula: Ca1.8065 Cu3 H3 O20.5 Pb0.1935 S Sb0.1339 Te4.8661
• Title of publication: The crystal structures of the mixed-valence tellurium oxysalts tlapallite, (Ca,Pb)3CaCu6[Te4+3Te6+O12]2(Te4+O3)2(SO4)2 . 3H2O, and carlfriesite, CaTe4+2Te6+O8
• Authors of publication: Owen P. Missen; Anthony R. Kampf; Stuart J. Mills; Robert M. Housley; John Spratt; Mark D. Welch; Mark F. Coolbaugh; Joe Marty; Marek Chorazewicz; Cristiano Ferraris
• Journal of publication: Mineralogical Magazine
• Year of publication: 2019
• Journal volume: 83
• Pages of publication: 439 - 549
• a: 9.1219 ± 0.0017 Å
• b: 9.1219 ± 0.0017 Å
• c: 11.932 ± 0.0009 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 859.8 ± 0.2 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 8
• Space group number: 150
• Hermann-Mauguin space group symbol: P 3 2 1
• Hall space group symbol: P 3 2"
• Residual factor for all reflections: 0.0329
• Residual factor for significantly intense reflections: 0.0296
• Weighted residual factors for significantly intense reflections: 0.0608
• Weighted residual factors for all reflections included in the refinement: 0.0625
• Goodness-of-fit parameter for all reflections included in the refinement: 1.072
• Diffraction radiation wavelength: 0.71075 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No