Information card for entry 1557000

Structure parameters

• Common name: K0.86Na0.17Al1.00Si2.99O8
• Mineral name: K-feldspar
• Formula: Al K0.86 Na0.17 O8 Si2.99
• Calculated formula: Al K0.864 Na0.136 O8 Si3
• Title of publication: Full analysis of feldspar texture and crystal structure by combining X-ray and electron techniques : K-feldspar sample 16
• Authors of publication: Balic-Zunic, T.; Piazolo, S.; Katerinopoulou, A.; Schmith, J.H.
• Journal of publication: American Mineralogist
• Year of publication: 2013
• Journal volume: 98
• Pages of publication: 41 - 52
• a: 8.598 ± 0.002 Å
• b: 12.97 ± 0.003 Å
• c: 7.2 ± 0.001 Å
• α: 90.029 ± 0.007°
• β: 116.137 ± 0.005°
• γ: 89.498 ± 0.003°
• Cell volume: 720.8 ± 0.3 ų
• Ambient diffraction temperature: 298 K
• Ambient diffracton pressure: 100 kPa
• Number of distinct elements: 5
• Space group number: 2
• Hermann-Mauguin space group symbol: C -1
• Hall space group symbol: -C 1
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No