Information card for entry 9003577

Structure parameters

• Mineral name: Donpeacorite
• Formula: Al0.003 Ca0.024 Mg1.433 Mn0.509 O6 Si1.997 Ti0.002
• Calculated formula: Al0.0031 Ca0.0245 Mg1.4326 Mn0.5094 O6 Si1.9969 Ti0.0015
• Title of publication: The Mn, Mg-intracrystalline exchange reaction in donpeacorite (Mn0.54Ca0.03Mg1.43Si2O6) and its relation to the fractionation behavior of Mn in Fe, Mg-orthopyroxene Sample: quenched from 904 deg C ORD
• Authors of publication: Stimpfl, M.
• Journal of publication: American Mineralogist
• Year of publication: 2005
• Journal volume: 90
• Pages of publication: 155 - 161
• a: 18.3718 Å
• b: 8.8836 Å
• c: 5.2334 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 854.131 ų
• Sample thermal history: quenched from 904 deg C
• Number of distinct elements: 7
• 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