Mimetite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern of R050007 Yongshan D, Hughes J M, Moore P B The Canadian Mineralogist 29 (1991) 369-376 The crystal structures of mimetite and clinomimetite, Pb5(AsO4)3Cl Locality: Durango, Mexico CELL PARAMETERS: 10.2472 10.2472 7.4535 90.000 90.000 120.000 SPACE GROUP: P6_3/m ATOM X Y Z OCCUPANCY ISO(B) Pb 0.33333 0.66667 0.50700 1.000 1.129 Pb 0.00470 0.25110 0.25000 1.000 1.176 As 0.38370 0.40910 0.25000 1.000 0.466 O 0.49500 0.32800 0.25000 1.000 1.721 O 0.48600 0.60400 0.25000 1.000 1.311 O 0.27500 0.35900 0.06700 1.000 3.229 Cl 0.00000 0.00000 0.00000 1.000 1.619 X-RAY WAVELENGTH: 1.541838 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 8 +/- 8 +/- 6 MAX. ABS. INTENSITY / VOLUME**2: 187.2985087 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 9.97 1.90 8.8743 1 0 0 17.31 3.81 5.1236 1 1 0 20.01 15.24 4.4372 2 0 0 21.04 17.29 4.2222 1 1 1 23.33 1.93 3.8127 2 0 1 23.88 10.48 3.7267 0 0 2 25.93 21.25 3.4361 1 0 2 26.58 19.38 3.3542 1 2 0 26.58 12.35 3.3542 2 1 0 29.20 59.63 3.0587 1 2 1 29.20 40.37 3.0587 2 1 1 29.64 92.12 3.0138 1 1 2 30.21 51.65 2.9581 3 0 0 31.35 2.13 2.8537 2 0 2 35.03 1.74 2.5618 2 2 0 37.11 1.06 2.4227 2 2 1 38.52 2.43 2.3372 3 1 1 38.87 2.79 2.3169 3 0 2 40.35 6.41 2.2355 1 1 3 40.67 4.42 2.2186 4 0 0 42.84 31.84 2.1111 2 2 2 44.09 6.62 2.0538 1 3 2 44.09 4.07 2.0538 3 1 2 44.50 4.86 2.0359 3 2 0 45.43 13.44 1.9965 1 2 3 45.43 15.29 1.9965 2 1 3 46.22 7.59 1.9640 2 3 1 46.22 11.31 1.9640 3 2 1 46.92 10.56 1.9365 1 4 0 46.92 8.90 1.9365 4 1 0 47.71 23.61 1.9064 4 0 2 48.88 13.20 1.8634 0 0 4 51.12 1.93 1.7867 2 3 2 52.32 1.77 1.7485 3 1 3 53.31 1.88 1.7184 1 4 2 53.31 1.74 1.7184 4 1 2 53.32 1.83 1.7180 2 0 4 54.73 2.40 1.6771 2 4 0 54.73 3.97 1.6771 4 2 0 55.17 6.75 1.6647 3 3 1 56.49 3.94 1.6289 1 2 4 56.49 3.93 1.6289 2 1 4 57.51 8.73 1.6024 5 0 2 57.85 2.51 1.5939 1 5 0 57.85 1.15 1.5939 5 1 0 58.54 12.45 1.5766 3 0 4 58.62 4.86 1.5747 2 3 3 58.62 2.76 1.5747 3 2 3 59.29 5.64 1.5586 1 5 1 59.29 2.42 1.5586 5 1 1 59.54 9.54 1.5526 3 3 2 65.41 2.12 1.4269 4 0 4 65.71 1.21 1.4210 2 5 0 66.43 3.21 1.4074 3 3 3 67.05 3.19 1.3959 2 5 1 67.05 1.23 1.3959 5 2 1 68.22 6.06 1.3747 6 0 2 68.23 1.95 1.3746 3 2 4 68.93 5.24 1.3622 1 2 5 68.93 2.21 1.3622 2 1 5 69.15 3.45 1.3585 4 3 2 69.45 1.24 1.3533 1 6 0 69.45 1.66 1.3533 6 1 0 70.08 5.08 1.3427 1 4 4 70.08 5.03 1.3427 4 1 4 70.15 2.34 1.3415 1 5 3 70.15 1.84 1.3415 5 1 3 70.76 1.31 1.3316 6 1 1 70.99 3.05 1.3278 2 5 2 70.99 4.95 1.3278 5 2 2 74.01 4.99 1.2809 4 4 0 76.40 2.55 1.2466 4 2 4 76.40 2.14 1.2466 2 4 4 77.36 2.16 1.2335 2 5 3 79.06 1.90 1.2112 1 5 4 79.37 4.74 1.2073 1 1 6 79.73 2.51 1.2028 3 2 5 79.93 1.42 1.2002 7 0 2 79.93 3.53 1.2002 5 3 2 79.93 1.07 1.2002 3 5 2 81.97 1.41 1.1754 1 7 0 81.97 1.90 1.1754 7 1 0 86.70 1.59 1.1231 3 3 5 87.21 3.05 1.1178 2 2 6 89.50 1.03 1.0950 1 6 4 89.50 1.68 1.0950 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.