Information card for entry 9005520

Structure parameters

• Mineral name: Kupletskite
• Formula: Ca0.398 F H4 K2 Mg0.138 Mn6.6 Na0.776 Nb0.238 O30 Si8 Ti1.762
• Calculated formula: Ca0.398 F H4 K2 Mg0.138 Mn6.6 Na0.776 Nb0.238 O30 Si8 Ti1.762
• Title of publication: Kupletskite polytypes from the Lovozero massif, Kola Peninsula, Russia: Kupletskite-1A and kupletskite-Ma2b2c Sample: Kupletskite-Ma2b2c
• Authors of publication: Piilonen, P. C.; McDonald, A. M.; LaLonde, A. E.
• Journal of publication: European Journal of Mineralogy
• Year of publication: 2001
• Journal volume: 13
• Pages of publication: 973 - 984
• 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