Information card for entry 9005100

Structure parameters

• Mineral name: Richterite
• Formula: Al0.064 Ca1.02 F1.466 Fe0.3 H0.532 K0.996 Mg4.65 Mn0.005 Na0.934 O22.532 Si7.536 Ti0.419
• Calculated formula: Al0.064 Ca1.02 F1.466 Fe0.3 H0.532 K0.996 Mg4.65 Mn0.005 Na0.934 O22.532 Si7.536 Ti0.419
• Title of publication: The behaviour of Ti in amphiboles: I. Four- and six-coordinate Ti in richterite Sample: R(9) Potassium-fluor-richterite
• Authors of publication: Oberti, R.; Ungaretti, L.; Cannillo, E.; Hawthorne, F. C.
• Journal of publication: European Journal of Mineralogy
• Year of publication: 1992
• Journal volume: 4
• Pages of publication: 425 - 439
• a: 10.025 Å
• b: 18.034 Å
• c: 5.286 Å
• α: 90°
• β: 104.98°
• γ: 90°
• Cell volume: 923.183 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