Information card for entry 9010147

Structure parameters

• Mineral name: Welshite
• Formula: Al1.71 As0.27 Be3.33 Ca3.78 Fe0.96 Mg7.87 Mn1.35 O40 Sb3 Si5.73
• Calculated formula: Al1.71 As0.27 Be3.33 Ca3.78 Fe0.96 Mg7.87 Mn1.35 O40 Sb3 Si5.73
• Title of publication: The crystal chemistry of welshite, a non-centrosymmetric (P1) aenigmatite- sapphirine-surinamite group mineral
• Authors of publication: Grew, E. S.; Barbier, J.; Britten, J.; Halenius, U.; Shearer, C. K.
• Journal of publication: American Mineralogist
• Year of publication: 2007
• Journal volume: 92
• Pages of publication: 80 - 90
• a: 10.394 Å
• b: 10.777 Å
• c: 8.896 Å
• α: 105.953°
• β: 96.294°
• γ: 124.948°
• Cell volume: 738.874 ų
• Number of distinct elements: 10
• Space group number: 1
• Hermann-Mauguin space group symbol: P 1
• Hall space group symbol: P 1
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No