Information card for entry 9011904

Structure parameters

• Mineral name: Lamprophyllite
• Formula: Ba0.667 Ca F0.667 Fe H0.667 K0.667 Mn0.5 Na O17.333 Si4 Sr0.667 Ti2.5
• Calculated formula: Ba0.66666 Ca F0.66666 Fe H0.66666 K0.66666 Mn0.5 Na O17.3333 Si4 Sr0.66666 Ti2.5
• Title of publication: The crystal structure of lamprophyllite
• Authors of publication: Saf'yanov, Y. N.; Vasil'eva, N. O.; Golovachev, V. P.; Kuz'min, E. A.; Belov, N. V.
• Journal of publication: Soviet Physics Doklady
• Year of publication: 1983
• Journal volume: 28
• Pages of publication: 207 - 209
• a: 19.431 Å
• b: 7.086 Å
• c: 5.392 Å
• α: 90°
• β: 96.75°
• γ: 90°
• Cell volume: 737.268 ų
• Number of distinct elements: 12
• Space group number: 12
• Hermann-Mauguin space group symbol: C 1 2/m 1
• Hall space group symbol: -C 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No