Turquoise Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern R050225 Cid-Dresdner H Zeitschrift fur Kristallographie 121 (1965) 87-113 Determination and refinement of the crystal structure of turquois, CuAl6(PO4)4(OH)8*4H2O Locality: Virginia, USA CELL PARAMETERS: 7.401142 7.639166 9.948736 68.94645 69.46619 64.93240 SPACE GROUP: P-1 X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 9.77 18.62 9.0249 0 0 1 13.17 9.13 6.7029 0 1 0 13.55 8.05 6.5165 1 0 0 14.34 8.12 6.1633 0 1 1 14.33 47.43 6.1673 1 1 1 14.75 21.65 5.9934 1 0 1 15.37 8.34 5.7534 1 1 0 18.30 4.90 4.8368 0 -1 1 18.53 19.83 4.7774 -1 0 1 19.19 6.77 4.6162 1 1 2 21.11 4.51 4.2002 1 0 2 21.98 2.87 4.0356 -1 1 0 23.37 1.16 3.7999 1 2 1 24.08 12.91 3.6896 -1 1 1 24.06 3.55 3.6922 2 1 1 24.15 100.00 3.6785 1 -1 1 25.41 3.83 3.4989 1 2 2 25.37 3.12 3.5053 1 2 0 25.97 42.75 3.4247 2 1 0 25.92 3.26 3.4322 0 2 1 26.09 13.93 3.4099 2 1 2 26.49 2.99 3.3589 -1 0 2 26.36 12.06 3.3751 0 -1 2 26.77 1.22 3.3241 2 0 1 27.02 11.71 3.2948 1 1 3 27.33 26.86 3.2582 2 0 0 28.28 2.98 3.1509 2 2 1 28.93 2.14 3.0816 0 2 2 28.91 7.94 3.0837 2 2 2 29.32 6.47 3.0411 0 1 3 29.59 1.03 3.0142 -1 1 2 29.59 2.05 3.0139 1 0 3 29.65 1.36 3.0083 0 0 3 29.71 2.06 3.0021 1 -1 2 29.82 3.94 2.9919 -1 -1 2 30.75 66.44 2.9029 1 2 3 30.63 2.08 2.9145 0 -2 1 30.67 28.51 2.9102 -1 -2 1 31.04 4.16 2.8767 2 2 0 31.25 6.23 2.8577 -2 0 1 31.16 1.28 2.8662 -2 -1 1 31.35 2.31 2.8489 2 1 3 32.75 3.35 2.7302 2 2 3 33.94 1.67 2.6373 -1 2 0 34.41 1.99 2.6027 -1 2 1 34.95 1.41 2.5636 2 -1 1 35.49 5.90 2.5259 1 3 1 35.49 1.74 2.5256 2 0 3 35.64 8.91 2.5157 -1 0 3 35.56 1.33 2.5207 0 -1 3 35.98 1.30 2.4926 1 3 2 36.08 3.54 2.4856 1 1 4 36.38 2.62 2.4657 1 -2 1 36.75 1.78 2.4420 -2 1 1 36.88 3.66 2.4337 2 3 2 37.15 3.11 2.4166 -1 1 3 37.26 2.06 2.4100 3 1 2 37.12 4.89 2.4184 0 -2 2 37.60 6.57 2.3887 -2 0 2 38.15 1.05 2.3557 1 2 4 38.26 7.09 2.3490 2 -1 2 38.43 1.03 2.3393 -2 -1 2 38.77 6.52 2.3195 0 1 4 38.67 6.66 2.3252 2 1 4 38.97 11.65 2.3081 2 2 4 39.19 3.63 2.2958 1 3 3 39.14 5.08 2.2984 -1 -1 3 40.31 3.70 2.2343 0 3 0 40.42 2.77 2.2283 3 1 3 40.38 10.51 2.2309 2 3 0 41.52 2.03 2.1722 3 0 0 41.55 5.67 2.1704 -2 1 2 41.64 1.74 2.1661 3 0 2 42.72 1.50 2.1137 3 3 2 42.54 11.95 2.1225 -1 -3 1 43.52 1.87 2.0768 -3 -1 1 43.83 15.88 2.0630 2 3 4 43.80 1.84 2.0640 -2 -2 2 44.02 1.11 2.0544 0 3 3 43.99 4.38 2.0558 3 3 3 44.86 4.93 2.0178 -2 2 0 45.11 27.83 2.0073 -3 0 1 46.24 1.12 1.9610 -3 -2 1 46.71 2.01 1.9422 -1 -2 3 47.86 9.06 1.8983 3 -1 1 47.81 3.06 1.8999 2 4 2 48.18 1.97 1.8865 -3 1 0 48.88 2.70 1.8610 1 4 1 49.30 6.46 1.8461 4 2 2 49.04 11.45 1.8552 1 0 5 49.50 6.60 1.8393 2 -2 2 49.77 14.23 1.8298 0 -3 2 50.46 1.36 1.8063 -1 2 4 50.36 1.69 1.8098 1 4 3 50.68 4.17 1.7989 -3 1 1 50.98 6.58 1.7891 3 2 5 51.03 4.22 1.7874 2 -1 4 53.07 1.02 1.7235 4 1 0 52.61 1.83 1.7375 -2 -3 2 53.01 4.21 1.7255 3 3 5 53.44 1.88 1.7124 4 2 0 53.32 2.25 1.7161 0 4 2 54.79 1.03 1.6734 4 0 1 54.29 2.01 1.6875 0 -2 4 55.20 1.41 1.6621 4 0 2 56.41 3.63 1.6291 4 0 0 55.89 4.89 1.6431 -1 -4 1 55.81 2.44 1.6452 1 -1 5 57.33 2.87 1.6052 -2 3 0 57.48 3.20 1.6014 4 3 0 57.84 2.65 1.5923 -3 -1 3 58.23 1.63 1.5826 3 -2 1 58.23 6.66 1.5825 2 3 6 58.97 6.30 1.5645 -1 2 5 59.86 1.26 1.5432 -2 3 2 59.48 4.99 1.5523 0 1 6 59.97 1.60 1.5408 0 4 4 59.92 1.31 1.5418 4 4 4 59.73 1.16 1.5465 -1 -1 5 60.14 1.14 1.5369 1 3 6 60.61 2.73 1.5259 -1 4 1 60.74 1.62 1.5231 1 -3 3 61.45 1.03 1.5071 -2 2 4 61.36 8.14 1.5092 -3 -2 3 61.85 2.90 1.4983 4 0 4 62.19 10.79 1.4909 3 5 3 63.08 4.22 1.4721 -4 1 0 62.55 3.57 1.4833 2 -3 2 63.20 1.99 1.4695 4 -1 2 63.21 2.31 1.4693 5 2 3 63.43 1.06 1.4648 -4 -1 2 63.20 1.07 1.4696 2 5 4 63.37 1.91 1.4661 1 5 1 64.31 1.40 1.4468 5 2 1 64.08 4.46 1.4515 2 4 6 64.74 2.52 1.4383 4 4 0 65.22 1.16 1.4289 -4 0 2 65.56 1.47 1.4222 -1 3 5 65.77 2.51 1.4183 5 1 1 65.58 4.49 1.4220 0 3 6 65.42 1.51 1.4250 4 3 6 65.91 2.03 1.4155 5 1 3 65.63 3.70 1.4209 0 -3 4 66.98 1.32 1.3955 -1 0 6 67.84 1.40 1.3800 5 4 3 67.93 2.30 1.3784 3 2 7 69.65 1.38 1.3485 -2 3 4 69.43 2.00 1.3522 5 2 5 69.15 4.65 1.3570 2 -1 6 69.81 3.34 1.3457 -4 -3 2 70.12 1.41 1.3406 0 5 0 70.68 1.16 1.3313 -3 3 1 70.65 2.56 1.3318 1 5 5 70.78 1.88 1.3297 3 -3 1 70.36 1.23 1.3366 -2 -3 4 70.62 1.11 1.3324 -1 -5 1 71.46 1.46 1.3187 -2 4 0 72.56 1.47 1.3014 -2 4 2 74.85 3.50 1.2671 5 5 3 75.49 1.61 1.2579 -5 -3 1 75.14 3.56 1.2629 2 6 2 75.50 5.72 1.2578 -2 0 6 75.80 1.01 1.2537 -2 1 6 75.86 1.93 1.2528 -1 5 1 77.92 1.28 1.2247 -3 1 5 77.51 1.40 1.2302 1 -3 5 77.72 1.27 1.2274 3 -2 5 78.40 1.97 1.2184 6 3 4 77.77 2.79 1.2267 1 -1 7 79.28 1.35 1.2071 1 6 1 80.43 2.18 1.1927 6 4 4 82.50 1.17 1.1680 -5 1 1 82.22 1.28 1.1713 5 2 7 83.33 1.66 1.1584 -1 -1 7 84.41 1.07 1.1463 4 -1 6 87.14 1.71 1.1173 6 0 2 86.99 1.37 1.1189 4 -3 2 87.12 2.69 1.1176 0 6 4 88.64 1.17 1.1022 4 5 8 89.61 2.57 1.0929 5 -1 5 89.61 2.57 1.0929 5 -1 5 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.