Information card for entry 9000918

Structure parameters

• Mineral name: Donpeacorite
• Formula: Mg1.47 Mn0.53 O6 Si2
• Calculated formula: Mg1.47 Mn0.53 O6 Si2
• Title of publication: Donpeacorite, (Mn,Mg)MgSi2O6, a new orthopyroxene and its proposed phase relations in the system MnSiO3-MgSiO3-FeSiO3
• Authors of publication: Petersen, E. U.; Anovitz, L. M.; Essene, E. J.
• Journal of publication: American Mineralogist
• Year of publication: 1984
• Journal volume: 69
• Pages of publication: 472 - 480
• a: 18.384 Å
• b: 8.878 Å
• c: 5.226 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 852.952 ų
• Number of distinct elements: 4
• 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