Information card for entry 9004714

Structure parameters

• Mineral name: Kupletskite
• Formula: Ca0.199 F0.5 H4 K Mg0.069 Mn6.169 Na0.475 Nb0.238 O30 Si8 Ti1.762
• Calculated formula: Ca0.199 F0.5 K Mg0.069 Mn6.169 Na0.475 Nb0.238 O30 Si8 Ti1.762
• Title of publication: Insights into astrophyllite-group minerals II: Crystal chemistry Sample: RUS9, nepheline syenite pegmatite
• Authors of publication: Piilonen, P. C.; McDonald, A. M.; Lalonde, A. E.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 2003
• Journal volume: 41
• Pages of publication: 27 - 54
• a: 5.4022 Å
• b: 23.226 Å
• c: 21.1782 Å
• α: 90°
• β: 95.246°
• γ: 90°
• Cell volume: 2646.13 ų
• Number of distinct elements: 11
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No