Information card for entry 9015509

Structure parameters

• Mineral name: Byzantievite
• Formula: B9.002 Ba4.98 Ca9.01 Ce2.51 Dy0.28 F2 Fe0.42 Gd0.27 H44.1 La1.12 Nb5.28 Nd0.84 O122.69 P3.12 Pr0.27 Si4.66 Sm3.18 Sr0.96 Ti11.92 Y3.5
• Calculated formula: B9.002 Ba4.98 Ca9.01 Ce2.51 Dy0.28 F2 Fe0.42 Gd0.27 H44.1 La1.12 Nb5.28 Nd0.84 O122.69 P3.12 Pr0.27 Si4.66 Sm3.18 Sr0.96 Ti11.92 Y3.5
• Title of publication: Byzantievite, Ba5(Ca,REE,Y)22(Ti,Nb)18(SiO4)4[(PO4),(SiO4)]4(BO3)9O21[(OH),F]43(H2O)1.5: the crystal structure and crystal chemistry of the only known mineral with the oxyanions (BO3), (SiO4) and (PO4)
• Authors of publication: Sokolova, E.; Hawthorne, F. C.; Pautov, L. A.; Agakhanov, A. A.
• Journal of publication: Mineralogical Magazine
• Year of publication: 2010
• Journal volume: 74
• Pages of publication: 285 - 308
• a: 9.1202 Å
• b: 9.1202 Å
• c: 102.145 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 7357.94 ų
• Number of distinct elements: 20
• Space group number: 146
• Hermann-Mauguin space group symbol: R 3 :H
• Hall space group symbol: R 3
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No