Information card for entry 9003082

Structure parameters

• Mineral name: Dickite
• Formula: Al2 H4 O9 Si2
• Calculated formula: Al2 H4 O9 Si2
• Title of publication: Pressure-controlled polytypism in hydrous layered materials Sample: High pressure dickite at P = 4.1 GPa
• Authors of publication: Dera, P.; Prewitt, C. T.; Japel, S.; Bish, D. L.; Johnston, C. T.
• Journal of publication: American Mineralogist
• Year of publication: 2003
• Journal volume: 88
• Pages of publication: 1428 - 1435
• a: 5.082 Å
• b: 8.757 Å
• c: 13.771 Å
• α: 90°
• β: 89.6°
• γ: 90°
• Cell volume: 612.837 ų
• Ambient diffracton pressure: 4100000 kPa
• Number of distinct elements: 4
• Space group number: 9
• Hermann-Mauguin space group symbol: C 1 c 1
• Hall space group symbol: C -2yc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No