Johnbaumite Lee Y J, Stephens P W, Tang Y, Li W, Phillips B L, Parise J B, Reeder R J American Mineralogist 94 (2009) 666-675 Arsenate substitution in hydroxylapatite: Structural characterization of the Ca5(PxAs1-xO4)3OH solid solution Sample: As100 Locality: synthetic _database_code_amcsd 0004930 CELL PARAMETERS: 9.7156 9.7156 6.9857 90.000 90.000 120.000 SPACE GROUP: P6_3/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 571.057 Density (g/cm3): 3.682 MAX. ABS. INTENSITY / VOLUME**2: 26.84096720 RIR: 2.374 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.51 21.38 8.4140 1 0 0 6 16.49 5.65 5.3747 1 0 1 12 18.26 16.01 4.8578 1 1 0 6 22.29 54.19 3.9883 1 1 1 12 24.70 3.96 3.6039 2 0 1 12 25.50 44.68 3.4929 0 0 2 2 28.06 12.47 3.1802 2 1 0 6 30.89 27.18 2.8944 1 2 1 12 30.89 72.82 2.8944 2 1 1 12 31.55 45.84 2.8359 1 1 2 12 31.91 58.03 2.8047 3 0 0 6 33.34 28.00 2.6874 2 0 2 12 34.46 4.07 2.6027 3 0 1 12 38.58 3.66 2.3336 1 3 0 6 38.58 6.17 2.3336 3 1 0 6 39.27 9.18 2.2942 2 2 1 12 40.77 16.44 2.2134 1 3 1 12 41.28 2.87 2.1869 3 0 2 12 43.08 1.61 2.0998 1 1 3 12 45.01 2.68 2.0142 4 0 1 12 45.49 24.94 1.9941 2 2 2 12 47.08 1.35 1.9303 2 3 0 6 47.08 3.60 1.9303 3 2 0 6 48.45 8.28 1.8788 1 2 3 12 48.45 23.24 1.8788 2 1 3 12 48.96 7.69 1.8606 2 3 1 12 48.96 3.87 1.8606 3 2 1 12 49.65 2.74 1.8361 1 4 0 6 50.66 2.51 1.8020 4 0 2 12 50.97 1.03 1.7916 3 0 3 12 51.46 1.41 1.7758 1 4 1 12 52.39 14.88 1.7464 0 0 4 2 53.59 1.18 1.7100 1 0 4 12 54.30 17.90 1.6895 3 2 2 12 54.53 2.57 1.6828 5 0 0 6 54.60 1.94 1.6809 2 2 3 12 55.77 6.30 1.6483 1 3 3 12 55.77 2.60 1.6483 3 1 3 12 56.63 1.41 1.6252 4 1 2 12 58.00 5.06 1.5901 2 4 0 6 58.51 2.87 1.5774 3 3 1 12 59.19 1.54 1.5609 4 0 3 12 59.63 8.07 1.5504 2 4 1 12 59.63 2.10 1.5504 4 2 1 12 60.48 1.90 1.5308 2 1 4 12 61.13 13.49 1.5160 5 0 2 12 61.35 1.45 1.5112 5 1 0 6 62.50 1.32 1.4861 2 3 3 12 62.50 2.46 1.4861 3 2 3 12 62.67 9.73 1.4825 3 0 4 12 62.92 7.53 1.4770 5 1 1 12 64.38 1.47 1.4472 2 4 2 12 64.65 1.61 1.4418 1 4 3 12 66.92 1.16 1.3982 3 1 4 12 67.54 1.86 1.3869 1 5 2 12 67.54 2.28 1.3869 5 1 2 12 67.74 1.07 1.3832 4 3 0 6 69.24 6.81 1.3569 4 3 1 12 69.81 2.56 1.3473 5 2 0 6 70.08 2.43 1.3427 1 1 5 12 71.29 1.46 1.3229 5 2 1 12 71.90 5.74 1.3131 2 4 3 12 71.90 1.19 1.3131 4 2 3 12 73.07 1.91 1.2950 3 2 4 12 73.66 1.31 1.2861 3 4 2 12 73.86 1.44 1.2831 1 6 0 6 74.12 3.36 1.2791 2 1 5 12 74.12 1.23 1.2791 1 2 5 12 74.91 4.10 1.2676 5 1 3 12 75.07 1.14 1.2654 1 4 4 12 75.65 2.95 1.2570 2 5 2 12 79.02 1.84 1.2118 5 0 4 12 79.07 1.07 1.2111 2 2 5 12 79.59 1.34 1.2044 1 6 2 12 80.05 1.55 1.1987 1 3 5 12 80.82 4.72 1.1892 4 3 3 12 81.94 2.63 1.1758 2 4 4 12 82.93 1.42 1.1643 0 0 6 2 84.85 1.78 1.1428 5 1 4 12 85.42 1.50 1.1366 3 5 2 12 85.83 2.93 1.1322 1 1 6 12 85.87 1.39 1.1318 2 3 5 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.