Information card for entry 9001170

Structure parameters

• Mineral name: Defernite
• Formula: C1.74 H8.03 Ca6 O13.79 Si0.26
• Calculated formula: C1.74 H8.03 Ca6 O13.79 Si0.26
• Title of publication: Defernite from the Kombat mine, Namibia: A second occurence, structure refinement, and crystal chemistry
• Authors of publication: Peacor, D. R.; Sarp, H.; Dunn, P. J.; Innes, J.; Nelen, J. A.
• Journal of publication: American Mineralogist
• Year of publication: 1988
• Journal volume: 73
• Pages of publication: 888 - 893
• a: 17.82 Å
• b: 22.76 Å
• c: 3.629 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1471.86 ų
• Number of distinct elements: 5
• Space group number: 62
• Hermann-Mauguin space group symbol: P n a m
• Hall space group symbol: -P 2c 2n
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No