Information card for entry 1011147

Structure parameters

• Chemical name: Discandium disilicate
• Mineral name: Thortveitite
• Formula: O7 Sc2 Si2
• Calculated formula: O7 Sc2 Si2
• Title of publication: The structure of thortveitite, Sc2 Si O7
• Authors of publication: Zachariasen, W H
• Journal of publication: Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (-144,1977)
• Year of publication: 1930
• Journal volume: 73
• Pages of publication: 1 - 6
• a: 6.56 Å
• b: 8.58 Å
• c: 4.74 Å
• α: 90°
• β: 103.13°
• γ: 90°
• Cell volume: 259.8 ų
• Number of distinct elements: 3
• 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