Carminite Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern of R050528 Olmi F, Sabelli C Neues Jahrbuch fur Mineralogie, Monatshefte 1995 (1995) 553-562 Carminite from three localities of Sardinia (Italy). Crystal structure refinements Sample A Locality: Monte Tamara Mine, Sardinia, Italy CELL PARAMETERS: 16.5660 7.5690 12.2760 90.000 90.000 90.000 SPACE GROUP: Cccm ATOM X Y Z OCCUPANCY ISO(B) Pb 0.00000 0.00000 0.25000 1.000 1.360 Pb 0.25000 0.75000 0.00000 1.000 1.010 Fe 0.12290 0.36900 0.13480 1.000 0.880 As 0.04270 0.73800 0.00000 1.000 0.710 As 0.21180 0.00000 0.25000 1.000 0.460 O 0.01610 0.24630 0.11330 1.000 0.800 O 0.09150 0.53890 0.00000 1.000 1.010 O 0.11280 -0.10330 0.00000 1.000 1.660 O 0.15020 0.17740 0.24260 1.000 0.840 O 0.27190 -0.00150 0.14080 1.000 1.180 OH 0.16890 0.23860 0.00000 1.000 0.330 OH 0.07950 0.50000 0.25000 1.000 0.790 X-RAY WAVELENGTHS: 1.540562 1.544390 BOUNDS ON TWO THETA: 5.0 90.0 LIMITS IMPOSED ON THE INDICES ARE: +/- 15 +/- 6 +/- 11 MAX. ABS. INTENSITY / VOLUME**2: 56.75075547 The INTENSITY cut off value is 1.00 2-THETA INTENSITY D-SPACING H K L 12.85 / 12.88 6.73 / 3.36 6.8844 1 1 0 14.74 / 14.78 32.53 / 16.26 6.0047 1 1 1 17.97 / 18.02 5.08 / 2.54 4.9315 2 0 2 19.36 / 19.41 46.99 / 23.49 4.5815 1 1 2 19.89 / 19.94 14.85 / 7.43 4.4610 3 1 0 21.17 / 21.23 20.03 / 10.02 4.1927 3 1 1 21.44 / 21.49 16.76 / 8.38 4.1415 4 0 0 24.65 / 24.71 5.47 / 2.74 3.6086 3 1 2 25.30 / 25.36 56.40 / 28.20 3.5175 1 1 3 26.88 / 26.95 10.15 / 5.07 3.3144 2 2 1 27.67 / 27.74 100.00 / 50.00 3.2214 0 2 2 29.07 / 29.15 26.45 / 13.22 3.0690 0 0 4 29.40 / 29.48 34.57 / 17.29 3.0352 5 1 0 29.60 / 29.67 1.05 / 0.53 3.0155 3 1 3 30.31 / 30.39 55.81 / 27.90 2.9464 5 1 1 31.90 / 31.98 27.91 / 13.95 2.8031 1 1 4 32.89 / 32.98 33.66 / 16.83 2.7207 5 1 2 34.01 / 34.09 7.60 / 3.80 2.6342 2 2 3 35.27 / 35.36 76.15 / 38.07 2.5427 4 2 2 35.47 / 35.56 1.35 / 0.67 2.5284 3 1 4 35.63 / 35.72 15.61 / 7.80 2.5180 6 0 2 35.98 / 36.07 7.85 / 3.92 2.4942 1 3 0 36.41 / 36.50 27.66 / 13.83 2.4658 4 0 4 36.74 / 36.83 10.55 / 5.27 2.4443 1 3 1 36.84 / 36.93 14.79 / 7.40 2.4378 5 1 3 38.91 / 39.01 11.88 / 5.94 2.3125 1 1 5 38.94 / 39.04 5.14 / 2.57 2.3107 1 3 2 39.30 / 39.40 13.82 / 6.91 2.2907 2 2 4 40.41 / 40.51 1.95 / 0.97 2.2305 6 2 0 41.10 / 41.20 5.03 / 2.52 2.1946 6 2 1 41.82 / 41.93 10.60 / 5.30 2.1580 5 1 4 42.00 / 42.11 1.25 / 0.62 2.1495 3 3 2 42.41 / 42.52 1.41 / 0.70 2.1298 1 3 3 43.68 / 43.79 8.45 / 4.23 2.0707 8 0 0 45.13 / 45.25 2.49 / 1.25 2.0073 5 3 0 45.27 / 45.39 4.37 / 2.18 2.0016 3 3 3 45.33 / 45.45 1.28 / 0.64 1.9988 2 2 5 45.63 / 45.75 1.57 / 0.78 1.9863 2 0 6 45.76 / 45.89 8.04 / 4.02 1.9810 5 3 1 45.85 / 45.97 3.32 / 1.66 1.9775 7 1 3 46.25 / 46.37 7.35 / 3.68 1.9612 1 1 6 46.32 / 46.44 1.79 / 0.89 1.9584 6 2 3 47.60 / 47.72 10.64 / 5.32 1.9089 5 1 5 47.62 / 47.75 7.84 / 3.92 1.9078 5 3 2 48.04 / 48.17 7.93 / 3.97 1.8922 0 4 0 49.56 / 49.69 5.81 / 2.90 1.8378 3 3 4 50.10 / 50.24 2.05 / 1.03 1.8192 7 1 4 50.54 / 50.68 8.41 / 4.20 1.8043 6 2 4 50.61 / 50.74 14.82 / 7.41 1.8021 5 3 3 50.68 / 50.81 14.30 / 7.15 1.7998 0 2 6 51.60 / 51.74 2.56 / 1.28 1.7699 9 1 1 51.70 / 51.84 1.37 / 0.69 1.7667 2 4 2 52.24 / 52.38 1.38 / 0.69 1.7497 1 3 5 52.49 / 52.63 3.00 / 1.50 1.7419 8 2 2 53.17 / 53.32 22.15 / 11.07 1.7211 4 4 0 53.31 / 53.45 4.44 / 2.22 1.7171 9 1 2 53.57 / 53.71 1.21 / 0.60 1.7093 7 3 1 53.91 / 54.05 1.03 / 0.52 1.6994 1 1 7 54.01 / 54.15 6.29 / 3.14 1.6965 5 1 6 54.59 / 54.73 16.54 / 8.27 1.6799 5 3 4 54.70 / 54.85 1.43 / 0.72 1.6765 3 3 5 55.63 / 55.78 14.16 / 7.08 1.6507 4 2 6 55.88 / 56.04 5.05 / 2.53 1.6438 6 0 6 56.07 / 56.22 8.36 / 4.18 1.6388 9 1 3 56.32 / 56.47 1.63 / 0.81 1.6321 3 1 7 57.14 / 57.29 16.49 / 8.25 1.6107 0 4 4 57.58 / 57.74 7.36 / 3.68 1.5994 10 0 2 59.07 / 59.23 1.88 / 0.94 1.5626 2 2 7 59.43 / 59.59 7.84 / 3.92 1.5540 5 3 5 59.80 / 59.96 9.43 / 4.72 1.5453 9 1 4 60.26 / 60.43 12.26 / 6.13 1.5345 0 0 8 60.97 / 61.13 7.40 / 3.70 1.5185 5 1 7 61.00 / 61.17 8.59 / 4.29 1.5176 10 2 0 61.22 / 61.39 3.60 / 1.80 1.5127 6 4 2 61.46 / 61.62 1.08 / 0.54 1.5075 1 5 0 61.74 / 61.91 2.44 / 1.22 1.5012 4 4 4 61.97 / 62.14 3.39 / 1.70 1.4963 1 5 1 62.40 / 62.57 2.86 / 1.43 1.4870 9 3 0 62.91 / 63.08 3.90 / 1.95 1.4762 9 3 1 63.37 / 63.55 2.12 / 1.06 1.4665 11 1 1 63.49 / 63.67 3.19 / 1.60 1.4640 1 5 2 64.39 / 64.57 4.36 / 2.18 1.4456 9 1 5 64.42 / 64.60 5.02 / 2.51 1.4452 9 3 2 64.73 / 64.91 1.75 / 0.87 1.4389 4 0 8 64.95 / 65.13 2.43 / 1.21 1.4346 1 3 7 65.04 / 65.22 4.59 / 2.30 1.4328 5 3 6 66.89 / 67.08 2.00 / 1.00 1.3976 9 3 3 67.94 / 68.13 1.56 / 0.78 1.3786 6 2 7 68.42 / 68.61 1.05 / 0.52 1.3701 2 4 6 68.46 / 68.65 4.89 / 2.45 1.3694 5 1 8 68.52 / 68.71 1.86 / 0.93 1.3683 5 5 1 68.98 / 69.17 13.78 / 6.89 1.3603 10 2 4 69.78 / 69.98 3.22 / 1.61 1.3466 9 1 6 69.97 / 70.17 2.44 / 1.22 1.3435 5 5 2 70.29 / 70.49 1.29 / 0.64 1.3382 9 3 4 71.36 / 71.56 1.72 / 0.86 1.3207 5 3 7 72.22 / 72.43 1.80 / 0.90 1.3070 1 3 8 72.35 / 72.56 4.77 / 2.38 1.3050 5 5 3 73.49 / 73.71 3.49 / 1.74 1.2875 10 0 6 74.55 / 74.76 1.84 / 0.92 1.2719 9 3 5 74.58 / 74.80 2.51 / 1.25 1.2714 8 4 4 75.08 / 75.30 1.06 / 0.53 1.2642 6 2 8 75.44 / 75.66 1.08 / 0.54 1.2590 12 0 4 75.64 / 75.86 4.24 / 2.12 1.2563 5 5 4 76.50 / 76.73 2.61 / 1.31 1.2441 5 1 9 76.74 / 76.96 2.18 / 1.09 1.2410 6 4 6 77.13 / 77.35 5.62 / 2.81 1.2357 0 6 2 77.33 / 77.56 1.91 / 0.96 1.2329 8 0 8 78.19 / 78.42 7.18 / 3.59 1.2215 10 4 2 78.37 / 78.61 1.07 / 0.53 1.2191 5 3 8 78.79 / 79.03 1.21 / 0.60 1.2137 1 5 6 79.64 / 79.88 2.05 / 1.03 1.2029 9 3 6 79.79 / 80.03 2.86 / 1.43 1.2009 5 5 5 80.52 / 80.77 2.85 / 1.43 1.1919 0 4 8 81.16 / 81.41 3.59 / 1.79 1.1841 4 6 2 82.55 / 82.80 4.01 / 2.01 1.1677 0 2 10 82.87 / 83.13 1.48 / 0.74 1.1639 9 5 1 83.05 / 83.30 3.96 / 1.98 1.1619 14 0 2 84.24 / 84.49 1.18 / 0.59 1.1485 9 5 2 84.52 / 84.78 8.09 / 4.04 1.1454 4 4 8 84.72 / 84.98 1.46 / 0.73 1.1432 1 5 7 84.80 / 85.06 1.96 / 0.98 1.1423 5 5 6 85.20 / 85.46 1.96 / 0.98 1.1380 5 1 10 85.56 / 85.82 1.85 / 0.93 1.1342 9 3 7 86.01 / 86.27 2.94 / 1.47 1.1294 14 2 0 86.12 / 86.39 1.39 / 0.69 1.1282 5 3 9 86.53 / 86.80 5.00 / 2.50 1.1239 4 2 10 88.73 / 89.01 1.42 / 0.71 1.1016 1 1 11 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.