Information card for entry 9001932

Structure parameters

• Mineral name: Actinolite
• Formula: Al0.08 Ca1.824 Fe2.711 H1.88 K0.016 Mg2.395 Mn0.04 Na0.12 O24 Si7.92 Ti0.002
• Calculated formula: Al0.08 Ca1.824 Fe2.711 H1.88 K0.016 Mg2.395 Mn0.04 Na0.12 O24 Si7.92 Ti0.002
• Title of publication: Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: 12BA, from Bloom Lake, Quebec, Canada in an iron formation
• Authors of publication: Evans, B. W.; Yang, H.
• Journal of publication: American Mineralogist
• Year of publication: 1998
• Journal volume: 83
• Pages of publication: 458 - 475
• a: 9.886 Å
• b: 18.171 Å
• c: 5.297 Å
• α: 90°
• β: 104.61°
• γ: 90°
• Cell volume: 920.777 ų
• Number of distinct elements: 11
• Space group number: 12
• Hermann-Mauguin space group symbol: C 1 2/m 1
• Hall space group symbol: -C 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No