Information card for entry 9011419

Structure parameters

• Mineral name: Koenenite
• Formula: Ca0.222 Cl2 Mg0.111 Na0.667
• Calculated formula: Ca0.222 Cl2 Mg0.111 Na0.667
• Title of publication: Die kristallstruktur des koenenits, eine doppelschichtstruktur mit zwei inkommensurablen teilgittern Note: one of two substructures in koenenite
• Authors of publication: Allmann, R.; Lohse, H. N.; Hellner, E.
• Journal of publication: Zeitschrift fur Kristallographie
• Year of publication: 1968
• Journal volume: 126
• Pages of publication: 7 - 22
• a: 4.072 Å
• b: 4.072 Å
• c: 32.64 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 468.701 ų
• Number of distinct elements: 4
• Space group number: 166
• Hermann-Mauguin space group symbol: R -3 m :H
• Hall space group symbol: -R 3 2"
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No