Information card for entry 9009866

Structure parameters

• Mineral name: Welinite
• Formula: Mg0.3 Mn2.81 O7 Si W0.4
• Calculated formula: Mg0.3 Mn2.81 O7 Si W0.4
• Title of publication: The crystal structure of welinite (Mn+4,W)<1(Mn+2,W,Mg)<3Si(O,OH)7
• Authors of publication: Moore, P. B.
• Journal of publication: Arkiv for Mineralogi och Geologi
• Year of publication: 1969
• Journal volume: 4
• Pages of publication: 459 - 466
• a: 8.155 Å
• b: 8.155 Å
• c: 4.785 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 275.588 ų
• Number of distinct elements: 5
• Space group number: 173
• Hermann-Mauguin space group symbol: P 63
• Hall space group symbol: P 6c
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No