Information card for entry 9002286

Structure parameters

• Mineral name: Pargasite
• Formula: Al2.4 Ca3.56 Fe1.64 H2 K0.56 Mg2.91 Na1.14 O24 Si6 Ti0.45
• Calculated formula: Al2.4 Ca3.56 Fe1.64 H2 K0.56 Mg2.91 Na1.14 O24 Si6 Ti0.45
• Title of publication: A Crystal Chemical re-evaluation of amphibole/melt and amphibole/clinopyroxene DTi values in petrogenetic studies SAMPLE 20
• Authors of publication: Oberti, R.; Vannucci, R.; Zanetti, A.; Tiepolo, M.; Brumm, R. C.
• Journal of publication: American Mineralogist
• Year of publication: 2000
• Journal volume: 85
• Pages of publication: 407 - 419
• a: 9.919 Å
• b: 18.08 Å
• c: 5.313 Å
• α: 90°
• β: 105.26°
• γ: 90°
• Cell volume: 919.215 ų
• Number of distinct elements: 10
• 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