Information card for entry 9011832

Structure parameters

• Mineral name: Olmiite
• Formula: Ca1.14 Fe0.01 H2 Mn0.84 O5 Si
• Calculated formula: Ca1.14 Fe0.01 H2 Mn0.84 O5 Si
• Title of publication: Olmiite, CaMn[SiO3(OH)](OH), the Mn-dominant analogue of poldervaartite, a new mineral species from Kalahari manganese fields (Republic of South Africa)
• Authors of publication: Bonazzi, P.; Bindi, L.; Medenbach, O.; Pagano, R.; Lampronti, G. I.; Menchetti, S.
• Journal of publication: Mineralogical Magazine
• Year of publication: 2007
• Journal volume: 71
• Pages of publication: 193 - 201
• a: 9.249 Å
• b: 9.076 Å
• c: 10.342 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 868.148 ų
• Number of distinct elements: 6
• Space group number: 61
• Hermann-Mauguin space group symbol: P b c a
• Hall space group symbol: -P 2ac 2ab
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No