Information card for entry 9009406

Structure parameters

• Mineral name: Cerchiaraite
• Formula: Ba4 Cl Mn4 O25 Si6
• Calculated formula: Ba4 Cl Mn4 O25 Si6
• Title of publication: Cerchiaraite, a new natural Ba-Mn-mixed-anion silicate chloride from the Cerchiara mine, northern Apennines, Italy
• Authors of publication: Basso, R.; Lucchetti, G.; Zefiro, L.; Palenzona, A.
• Journal of publication: Neues Jahrbuch fur Mineralogie, Monatshefte
• Year of publication: 2000
• Journal volume: 2000
• Pages of publication: 373 - 384
• a: 14.215 Å
• b: 14.215 Å
• c: 6.126 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1237.86 ų
• Number of distinct elements: 5
• Space group number: 139
• Hermann-Mauguin space group symbol: I 4/m m m
• Hall space group symbol: -I 4 2
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No