Information card for entry 1531310

Structure parameters

• Chemical name: Ca4 (Ce0.74 Ca0.60 Th0.66) (Al0.48 Fe0.40 Mg0.05 Ti0.10) (Be0.82 Li0.04) B4 Si4 O22 (O0.97 F0.49 (O H)0.54)
• Formula: Al0.48 B4 Be0.82 Ca4.6 Ce0.74 F0.49 Fe0.4 H0.54 Li0.04 Mg0.05 O23.51 Si4 Th0.66 Ti0.1
• Calculated formula: Al0.48 B4 Be0.82 Ca4.6 Ce0.76 F0.49 Fe0.4 H0.54 Li0.04 Mg0.05 O23.51 Si4 Th0.66 Ti0.1
• Title of publication: Ciprianiite and Mottanaite-(Ce), two new minerals of the Hellandite group from Latium (Italy)
• Authors of publication: della Ventura, G.; Bonazzi, P.; Oberti, R.; Ottolini, L.
• Journal of publication: American Mineralogist
• Year of publication: 2002
• Journal volume: 87
• Pages of publication: 739 - 744
• a: 19.059 Å
• b: 4.729 Å
• c: 10.291 Å
• α: 90°
• β: 111.33°
• γ: 90°
• Cell volume: 863.993 ų
• Number of distinct elements: 14
• Space group number: 13
• Hermann-Mauguin space group symbol: P 1 2/a 1
• Hall space group symbol: -P 2ya
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No