Esperanzaite Foord E E, Hughes J M, Cureton F E, Maxwell C H, Falster A U, Sommer A J, Hlava P F The Canadian Mineralogist 37 (1999) 67-72 Esperanzaite, NaCa2Al2(AsO4)2F4(OH).2H2O, a new mineral species from the La Esperanza mine, Mexico: Descriptive mineralogy and atomic arrangement Locality: La Esperanza mine, Mexico _database_code_amcsd 0005592 CELL PARAMETERS: 9.6870 10.7379 5.5523 90.000 105.320 90.000 SPACE GROUP: P2_1/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 557.017 Density (g/cm3): 3.338 MAX. ABS. INTENSITY / VOLUME**2: 11.25085632 RIR: 1.097 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 9.47 20.33 9.3428 1 0 0 2 12.56 5.70 7.0483 1 1 0 4 16.51 23.45 5.3689 0 2 0 2 16.55 17.89 5.3550 0 0 1 2 18.51 25.91 4.7921 0 1 1 4 18.71 44.18 4.7437 -1 1 1 4 19.00 4.20 4.6714 2 0 0 2 19.07 3.47 4.6551 1 2 0 4 20.74 1.07 4.2836 2 1 0 4 22.77 25.87 3.9054 1 1 1 4 23.24 11.97 3.8279 -2 1 1 4 23.46 53.06 3.7915 0 2 1 4 23.62 1.05 3.7673 -1 2 1 4 25.27 100.00 3.5242 2 2 0 4 26.67 1.05 3.3424 1 3 0 4 27.38 21.00 3.2570 -2 2 1 4 28.48 29.49 3.1339 2 0 1 2 28.66 3.39 3.1143 3 0 0 2 29.11 37.85 3.0672 -3 0 1 2 29.87 1.96 2.9910 3 1 0 4 30.03 21.22 2.9758 0 3 1 4 30.15 54.30 2.9641 -1 3 1 4 30.31 55.98 2.9493 -3 1 1 4 31.49 21.11 2.8412 2 3 0 4 32.90 18.74 2.7222 1 3 1 4 33.10 21.31 2.7065 2 2 1 4 33.34 36.82 2.6871 -1 1 2 4 33.38 15.02 2.6845 0 4 0 2 33.47 22.97 2.6775 0 0 2 2 33.65 2.76 2.6633 -3 2 1 4 33.91 3.26 2.6438 -2 0 2 2 34.52 2.19 2.5980 0 1 2 4 37.03 1.88 2.4277 3 0 1 2 37.30 2.44 2.4107 1 0 2 2 37.48 1.01 2.3998 0 4 1 4 37.54 2.27 2.3961 0 2 2 4 37.58 1.59 2.3937 -1 4 1 4 37.73 3.02 2.3842 -4 0 1 2 38.00 7.21 2.3680 3 1 1 4 38.10 1.20 2.3621 -3 0 2 2 38.26 9.98 2.3522 1 1 2 4 38.54 1.17 2.3357 4 0 0 2 38.69 22.94 2.3275 2 4 0 4 39.04 1.67 2.3070 -3 1 2 4 40.16 27.84 2.2454 -2 4 1 4 41.04 16.18 2.1992 1 2 2 4 41.16 2.44 2.1933 -1 3 2 4 41.44 3.20 2.1790 -4 2 1 4 41.78 2.79 2.1621 -3 2 2 4 42.15 1.68 2.1440 0 3 2 4 42.19 19.95 2.1418 4 2 0 4 42.51 9.41 2.1266 -2 3 2 4 43.15 10.58 2.0963 2 0 2 2 44.01 2.81 2.0574 2 1 2 4 44.56 3.52 2.0333 3 4 0 4 44.87 1.04 2.0201 -3 4 1 4 45.36 4.60 1.9995 1 3 2 4 45.59 1.05 1.9897 -1 5 1 4 45.72 1.24 1.9843 -4 3 1 4 46.33 1.02 1.9596 4 0 1 2 46.51 1.56 1.9527 2 2 2 4 47.09 1.89 1.9300 -5 0 1 2 47.15 1.23 1.9277 4 1 1 4 47.51 3.76 1.9139 -4 2 2 4 47.57 2.19 1.9114 1 5 1 4 47.89 1.96 1.8995 -5 1 1 4 48.32 2.19 1.8837 -2 4 2 4 48.73 5.34 1.8686 5 0 0 2 49.51 5.08 1.8409 5 1 0 4 49.52 2.42 1.8408 4 2 1 4 50.16 3.56 1.8188 -1 1 3 4 50.23 20.89 1.8162 -5 2 1 4 50.45 6.85 1.8089 2 3 2 4 50.48 3.74 1.8078 3 0 2 2 51.03 23.33 1.7896 0 6 0 2 51.24 2.43 1.7828 3 1 2 4 51.25 1.13 1.7826 -4 4 1 4 51.54 4.06 1.7733 -3 4 2 4 51.73 1.05 1.7670 -5 0 2 2 51.89 4.13 1.7621 4 4 0 4 51.93 3.61 1.7608 0 1 3 4 51.98 11.55 1.7592 -3 5 1 4 52.66 18.88 1.7382 -2 2 3 4 53.30 7.14 1.7188 4 3 1 4 53.98 2.82 1.6988 -5 3 1 4 53.99 10.62 1.6985 -1 5 2 4 54.02 2.82 1.6974 0 6 1 4 54.15 6.65 1.6938 0 2 3 4 54.69 1.37 1.6784 -5 2 2 4 55.57 1.80 1.6537 1 1 3 4 55.96 5.34 1.6431 -4 0 3 2 56.27 4.19 1.6350 5 0 1 2 56.29 1.31 1.6344 -2 3 3 4 56.67 2.72 1.6242 -4 1 3 4 57.08 10.55 1.6137 3 3 2 4 57.27 4.74 1.6085 3 5 1 4 57.47 3.56 1.6036 1 5 2 4 57.71 5.67 1.5974 0 3 3 4 58.05 1.03 1.5890 -3 5 2 4 58.23 12.26 1.5844 -5 3 2 4 58.30 3.62 1.5827 4 4 1 4 58.36 3.42 1.5812 -3 3 3 4 58.37 1.74 1.5809 4 5 0 4 58.94 8.61 1.5670 -5 4 1 4 59.06 1.69 1.5641 5 2 1 4 59.48 9.56 1.5541 2 6 1 4 59.83 7.26 1.5458 -3 6 1 4 60.04 2.30 1.5410 6 1 0 4 60.19 5.11 1.5375 2 0 3 2 60.36 2.16 1.5336 5 4 0 4 61.03 4.29 1.5182 -6 1 2 4 61.13 4.70 1.5161 1 3 3 4 61.13 4.28 1.5161 -2 4 3 4 62.16 2.09 1.4933 -4 3 3 4 62.41 4.24 1.4879 0 6 2 4 62.48 1.98 1.4864 0 4 3 4 62.98 2.03 1.4760 -5 4 2 4 63.04 1.29 1.4747 0 7 1 4 63.04 2.23 1.4746 -6 2 2 4 63.11 5.90 1.4732 -1 7 1 4 64.71 1.11 1.4406 1 7 1 4 64.71 3.28 1.4405 3 6 1 4 64.91 1.24 1.4366 -2 7 1 4 64.97 2.49 1.4355 -5 5 1 4 64.97 1.03 1.4354 4 3 2 4 65.73 2.55 1.4206 4 6 0 4 66.15 1.13 1.4127 2 3 3 4 66.75 4.21 1.4014 -4 4 3 4 66.84 1.94 1.3997 -1 5 3 4 67.02 1.34 1.3964 5 4 1 4 67.50 2.52 1.3877 -2 0 4 2 67.60 1.49 1.3858 3 1 3 4 67.72 2.05 1.3837 -7 0 1 2 68.38 3.02 1.3720 -3 7 1 4 68.39 2.96 1.3716 5 0 2 2 68.71 1.22 1.3661 -1 1 4 4 69.00 1.31 1.3611 2 6 2 4 69.03 4.26 1.3606 5 1 2 4 69.23 1.80 1.3571 -3 1 4 4 69.50 2.12 1.3525 3 2 3 4 69.96 1.54 1.3448 -7 0 2 2 70.03 2.13 1.3435 -2 2 4 4 70.09 1.33 1.3426 -1 7 2 4 70.11 1.71 1.3422 0 8 0 2 70.25 2.13 1.3399 -7 2 1 4 70.75 1.52 1.3316 -6 4 2 4 71.12 1.17 1.3257 -3 2 4 4 71.97 1.30 1.3120 -4 1 4 4 72.53 2.15 1.3033 6 3 1 4 72.62 1.40 1.3020 0 8 1 4 72.63 2.85 1.3018 3 3 3 4 72.81 1.70 1.2990 0 2 4 4 73.05 2.01 1.2953 7 2 0 4 73.24 1.33 1.2925 5 6 0 4 73.36 2.49 1.2906 -7 3 1 4 73.40 3.85 1.2900 2 8 0 4 73.63 1.82 1.2865 -3 7 2 4 73.83 2.01 1.2836 -4 2 4 4 73.94 1.14 1.2819 -2 6 3 4 74.62 1.15 1.2719 3 6 2 4 75.40 2.62 1.2606 6 5 0 4 76.30 4.36 1.2481 -6 5 2 4 76.91 1.36 1.2396 3 4 3 4 77.34 1.02 1.2338 2 8 1 4 77.63 1.75 1.2299 -7 4 1 4 78.27 2.20 1.2214 5 4 2 4 78.47 1.01 1.2189 -3 4 4 4 79.13 2.34 1.2103 -4 6 3 4 79.32 1.08 1.2079 4 7 1 4 79.38 1.29 1.2071 5 6 1 4 80.10 4.87 1.1980 0 4 4 4 80.34 3.78 1.1951 7 4 0 4 80.47 1.46 1.1936 4 3 3 4 81.10 5.63 1.1858 -5 3 4 4 81.12 2.00 1.1856 5 7 0 4 82.20 2.12 1.1727 1 8 2 4 82.32 1.49 1.1713 3 5 3 4 82.76 2.52 1.1662 2 6 3 4 82.97 1.37 1.1638 -1 9 1 4 82.97 1.07 1.1638 4 8 0 4 83.36 1.67 1.1594 -1 5 4 4 83.65 1.01 1.1560 2 9 0 4 83.85 1.33 1.1538 -3 5 4 4 84.36 1.00 1.1481 5 0 3 2 84.41 1.19 1.1475 1 9 1 4 85.94 2.72 1.1310 -8 3 2 4 85.96 1.68 1.1309 1 7 3 4 86.87 1.04 1.1213 -4 7 3 4 87.57 1.33 1.1141 3 9 0 4 87.95 1.26 1.1102 8 3 0 4 88.79 1.49 1.1019 -5 8 1 4 88.79 1.35 1.1019 -7 0 4 2 89.03 1.03 1.0996 2 4 4 4 89.33 2.48 1.0966 -2 6 4 4 89.39 1.48 1.0961 -1 9 2 4 89.54 1.16 1.0947 -7 -6 1 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.