Information card for entry 9010287

Structure parameters

• Mineral name: Slawsonite
• Formula: Al2 Ca0.2 O8 Si2 Sr0.8
• Calculated formula: Al2 Ca0.2 O8 Si2 Sr0.8
• Title of publication: The high-pressure structural configurations of Ca0.2Sr0.8Al2Si2O8 feldspar: The I-1-I2/c and I2/c-P2_1/c phase transitions Sample: P = 3.2 GPa
• Authors of publication: Benna, P.; Nestola, F.; Ballaran, T. B.; Balic-Zunic T; Lundegaard, L. F.; Bruno, E.
• Journal of publication: American Mineralogist
• Year of publication: 2007
• Journal volume: 92
• Pages of publication: 1190 - 1199
• a: 8.256 Å
• b: 12.842 Å
• c: 14.088 Å
• α: 90.51°
• β: 115.38°
• γ: 90.88°
• Cell volume: 1349.14 ų
• Ambient diffracton pressure: 3200000 kPa
• Number of distinct elements: 5
• Space group number: 2
• Hermann-Mauguin space group symbol: I -1
• Hall space group symbol: -P 1 (-1/2*x+1/2*y+1/2*z,1/2*x-1/2*y+1/2*z,1/2*x+1/2*y-1/2*z)
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No