Fluorapatite Baikie T, Schreyer M K, Wong C L, Pramana S S, Klooster W T, Ferraris C, McIntyre G J, White T J American Mineralogist 97 (2012) 1574-1581 A multi-domain gem-grade Brazilian apatite Note: single-crystal X-ray at T = 100 K Locality: Ipira, Bahia Province, Brazil _database_code_amcsd 0019532 CELL PARAMETERS: 9.3687 9.3687 6.8739 90.000 90.000 120.000 SPACE GROUP: P6_3/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 522.507 Density (g/cm3): 3.204 MAX. ABS. INTENSITY / VOLUME**2: 15.11925019 RIR: 1.537 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.90 9.27 8.1135 1 0 0 6 16.91 3.79 5.2447 1 0 1 12 18.94 1.47 4.6844 1 1 0 6 21.91 5.56 4.0568 2 0 0 6 22.97 6.22 3.8710 1 1 1 12 25.50 1.97 3.4937 2 0 1 12 25.92 37.49 3.4369 0 0 2 2 28.20 11.58 3.1647 1 0 2 12 29.12 13.62 3.0666 2 1 0 6 31.96 30.43 2.8006 1 2 1 12 31.96 69.57 2.8006 2 1 1 12 32.31 40.72 2.7711 1 1 2 12 33.12 57.78 2.7045 3 0 0 6 34.19 25.43 2.6223 2 0 2 12 35.68 4.00 2.5167 3 0 1 12 39.38 4.89 2.2882 2 1 2 12 40.07 17.19 2.2503 1 3 0 6 40.07 4.50 2.2503 3 1 0 6 40.70 2.63 2.2170 2 2 1 12 42.26 3.96 2.1386 1 3 1 12 42.26 1.92 2.1386 3 1 1 12 43.99 4.51 2.0583 1 1 3 12 44.68 1.24 2.0284 4 0 0 6 45.46 3.85 1.9951 2 0 3 12 46.94 28.10 1.9355 2 2 2 12 48.34 7.97 1.8827 1 3 2 12 48.34 5.82 1.8827 3 1 2 12 48.93 3.55 1.8614 2 3 0 6 49.67 10.20 1.8355 1 2 3 12 49.67 24.18 1.8355 2 1 3 12 50.82 8.14 1.7967 2 3 1 12 50.82 8.62 1.7967 3 2 1 12 51.62 7.31 1.7705 1 4 0 6 51.62 6.21 1.7705 4 1 0 6 52.33 1.26 1.7482 3 0 3 12 52.38 13.38 1.7469 4 0 2 12 53.31 16.26 1.7185 0 0 4 2 56.20 7.68 1.6368 3 2 2 12 57.39 1.61 1.6055 1 3 3 12 57.39 2.04 1.6055 3 1 3 12 58.44 1.69 1.5793 5 0 1 12 60.37 4.62 1.5333 2 4 0 6 60.84 4.14 1.5227 3 3 1 12 61.89 1.14 1.4991 2 1 4 12 61.89 2.34 1.4991 1 2 4 12 62.01 2.24 1.4965 2 4 1 12 63.39 10.85 1.4674 5 0 2 12 63.88 1.17 1.4572 5 1 0 6 64.21 8.47 1.4504 3 0 4 12 64.50 5.67 1.4447 3 2 3 12 65.47 6.23 1.4256 5 1 1 12 65.68 1.40 1.4216 3 3 2 12 70.15 1.57 1.3416 1 5 2 12 72.14 4.34 1.3094 4 3 1 12 72.79 2.82 1.2992 5 2 0 6 74.30 1.65 1.2766 5 2 1 12 74.45 3.54 1.2743 2 4 3 12 75.84 1.66 1.2545 1 2 5 12 75.84 3.72 1.2545 2 1 5 12 76.63 2.57 1.2435 3 4 2 12 77.08 1.19 1.2373 6 1 0 6 77.39 4.59 1.2331 1 4 4 12 77.39 2.71 1.2331 4 1 4 12 77.65 3.76 1.2296 5 1 3 12 78.74 5.44 1.2153 2 5 2 12 83.94 4.19 1.1528 4 3 3 12 84.58 1.87 1.1457 0 0 6 2 84.73 2.26 1.1441 2 4 4 12 84.73 1.42 1.1441 4 2 4 12 86.02 1.30 1.1302 5 2 3 12 87.70 3.72 1.1129 1 1 6 12 87.84 2.08 1.1114 5 1 4 12 88.39 1.07 1.1059 3 2 5 12 88.39 1.71 1.1059 2 3 5 12 89.16 1.08 1.0983 5 3 2 12 89.16 1.21 1.0983 7 0 2 12 89.16 1.22 1.0983 3 5 2 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.