Fluorine Pauling L, Keaveny I, Robinson A B Journal of Solid State Chemistry 2 (1970) 225-227 The crystal structure of alpha-fluorine Locality: synthetic Note: alpha phase Note: T = 23 K Sample: stable below 45.6 K _database_code_amcsd 0013291 CELL PARAMETERS: 5.5000 3.2800 7.2800 90.000 102.170 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 128.380 Density (g/cm3): 1.966 MAX. ABS. INTENSITY / VOLUME**2: 10.88123704 RIR: 1.803 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 25.03 15.85 3.5582 0 0 2 2 31.96 1.26 2.8001 1 1 0 4 33.07 100.00 2.7089 -1 1 1 4 33.33 56.80 2.6882 2 0 0 2 35.73 40.45 2.5133 1 1 1 4 37.44 22.29 2.4022 -2 0 2 2 38.67 10.38 2.3282 -1 1 2 4 43.25 9.30 2.0917 1 1 2 4 51.36 9.26 1.7791 0 0 4 2 53.28 5.20 1.7192 1 1 3 4 55.61 2.31 1.6526 -2 0 4 2 56.08 4.39 1.6400 0 2 0 2 57.64 14.62 1.5992 -3 1 1 4 57.68 3.35 1.5981 0 2 1 4 58.31 1.59 1.5823 -1 1 4 4 58.71 1.02 1.5727 3 1 0 4 64.78 1.04 1.4391 -3 1 3 4 66.82 3.33 1.4000 2 2 0 4 69.19 3.78 1.3577 2 0 4 2 69.33 3.38 1.3554 -4 0 2 2 69.38 1.63 1.3545 -2 2 2 4 69.70 1.13 1.3491 3 1 2 4 69.71 3.84 1.3490 0 2 3 4 69.88 3.21 1.3460 2 2 1 4 70.00 1.52 1.3441 4 0 0 2 70.91 5.57 1.3291 -1 1 5 4 74.87 3.04 1.2682 -2 2 3 4 78.69 3.59 1.2160 1 1 5 4 79.03 2.50 1.2116 3 1 3 4 79.48 1.24 1.2058 0 2 4 4 81.08 1.33 1.1861 0 0 6 2 81.50 1.89 1.1810 -2 0 6 2 82.58 1.90 1.1683 -3 1 5 4 84.04 1.04 1.1516 2 2 3 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.