Information card for entry 9001042

Structure parameters

• Mineral name: Lorenzenite
• Formula: Na2 O9 Si2 Ti2
• Calculated formula: Na2 O9 Si2 Ti2
• Title of publication: Refinement of the crystal structure of ramsayite (lorenzenite)
• Authors of publication: Sundberg, M. R.; Lehtinen, M.; Kivekas, R.
• Journal of publication: American Mineralogist
• Year of publication: 1987
• Journal volume: 72
• Pages of publication: 173 - 177
• a: 8.7128 Å
• b: 5.2327 Å
• c: 14.487 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 660.484 ų
• Number of distinct elements: 4
• Space group number: 60
• Hermann-Mauguin space group symbol: P b c n
• Hall space group symbol: -P 2n 2ab
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No