Information card for entry 9004840

Structure parameters

• Mineral name: Johillerite
• Formula: Al0.06 As3 Ca0.01 Cu1.6 Fe0.25 K0.03 Mg2.09 Na0.77 O12 Pb0.01
• Calculated formula: Al0.06 As3 Ca0.01 Cu1.6 Fe0.25 K0.03 Mg2.09 Na0.77 O12 Pb0.01
• Title of publication: Johillerite from Tolbachik, Kamchatka Peninsula, Russia: Crystal-structure refinement and chemical composition
• Authors of publication: Tait, K. T.; Hawthorne, F. C.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 2004
• Journal volume: 42
• Pages of publication: 717 - 722
• a: 6.752 Å
• b: 12.739 Å
• c: 11.068 Å
• α: 90°
• β: 100.37°
• γ: 90°
• Cell volume: 936.45 ų
• Number of distinct elements: 10
• Space group number: 15
• Hermann-Mauguin space group symbol: I 1 2/a 1
• Hall space group symbol: -I 2ya
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No