Information card for entry 9001622

Structure parameters

• Mineral name: Johninnesite
• Formula: As2 H8 Mg5 Mn11 Na2 O50 Si12
• Calculated formula: As2 H8 Mg5 Mn11 Na2 O50 Si12
• Title of publication: Johninnesite: Crystal-structure determination and its relationship to other arsenosilicates
• Authors of publication: Grice, J. D.; Dunn, P. J.
• Journal of publication: American Mineralogist
• Year of publication: 1994
• Journal volume: 79
• Pages of publication: 991 - 995
• a: 10.485 Å
• b: 11.065 Å
• c: 9.654 Å
• α: 107.11°
• β: 81.17°
• γ: 111.86°
• Cell volume: 992.263 ų
• Number of distinct elements: 7
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No