Information card for entry 9013785

Structure parameters

• Mineral name: Ercitite
• Formula: Al0.01 Ca0.04 Fe0.43 H5 Mn0.6 Na0.89 O7 P
• Calculated formula: Al0.01 Ca0.04 Fe0.43 H5 Mn0.6 Na0.89 O7 P
• Title of publication: The crystal structure of ercitite, Na2(H2O)4[Mn3+2(OH)2(PO4)2], and its relation to bermanite, Mn2+(H2O)4[Mn3+2(OH)2(PO4)2] Locality: Tanco granitic pegmatite, Bernic Lake, southeastern Manitoba, Canada
• Authors of publication: Cooper, M. A.; Hawthorne, F. C.; Cerny, P.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 2009
• Journal volume: 47
• Pages of publication: 173 - 180
• a: 6.2499 Å
• b: 8.7479 Å
• c: 19.9554 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1091.03 ų
• Number of distinct elements: 8
• Space group number: 64
• Hermann-Mauguin space group symbol: C m c e
• Hall space group symbol: -C 2ac 2
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No