Information card for entry 9001813

Structure parameters

• Mineral name: Hedenbergite
• Formula: Ca Fe O6 Si2
• Calculated formula: Ca Fe O6 Si2
• Title of publication: Single-crystal compression and crystal structure of clinopyroxene up to 10 GPa Sample: at P = 6.3 GPa Note: cell parameters obtained by linear regression
• Authors of publication: Zhang, L.; Ahsbahs, H.; Hafner, S. S.; Kutoglu, A.
• Journal of publication: American Mineralogist
• Year of publication: 1997
• Journal volume: 82
• Pages of publication: 245 - 258
• a: 9.707 Å
• b: 8.827 Å
• c: 5.156 Å
• α: 90°
• β: 103.99°
• γ: 90°
• Cell volume: 428.681 ų
• Ambient diffracton pressure: 6300000 kPa
• Number of distinct elements: 4
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No