Piemontite Bonazzi P, Garbarino C, Menchetti S European Journal of Mineralogy 4 (1992) 23-33 Crystal chemistry of piemontites: REE-bearing piemontite from Monte Brugiana, Alpi Apuane, Italy Sample: BR2H Locality: Monte Brugiana, Alpi Apuane, Italy _database_code_amcsd 0006437 CELL PARAMETERS: 8.8450 5.6680 10.1520 90.000 115.350 90.000 SPACE GROUP: P2_1/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 459.947 Density (g/cm3): 3.584 MAX. ABS. INTENSITY / VOLUME**2: 9.232727778 RIR: 0.839 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 11.07 17.24 7.9933 1 0 0 2 17.70 30.10 5.0113 -1 0 2 2 18.40 4.24 4.8220 0 1 1 4 19.20 1.82 4.6236 1 1 0 4 19.24 2.25 4.6135 -1 1 1 4 19.35 4.62 4.5872 0 0 2 2 22.24 6.54 3.9967 2 0 0 2 22.39 28.05 3.9709 -2 0 2 2 23.60 2.90 3.7706 1 1 1 4 25.55 26.08 3.4866 -2 1 1 4 26.21 18.67 3.3996 1 0 2 2 27.91 13.16 3.1970 2 0 1 2 29.20 2.55 3.0582 0 0 3 2 30.67 2.13 2.9147 -3 0 1 2 30.76 26.45 2.9071 -3 0 2 2 30.80 100.00 2.9028 -1 1 3 4 31.57 31.16 2.8340 0 2 0 2 32.14 12.70 2.7846 2 1 1 4 32.35 2.21 2.7671 -2 1 3 4 33.29 27.69 2.6914 0 1 3 4 33.55 31.16 2.6711 1 2 0 4 33.64 18.97 2.6644 3 0 0 2 33.86 1.08 2.6472 -3 0 3 2 34.61 43.02 2.5920 -3 1 1 4 34.68 1.53 2.5867 -3 1 2 4 35.55 21.56 2.5251 2 0 2 2 35.81 7.00 2.5076 -1 0 4 2 36.42 17.86 2.4668 -1 2 2 4 37.30 25.70 2.4110 0 2 2 4 37.50 26.69 2.3985 -3 1 3 4 37.70 5.91 2.3861 -2 2 1 4 38.96 1.65 2.3118 2 2 0 4 39.05 17.94 2.3068 -2 2 2 4 39.05 2.16 2.3066 2 1 2 4 39.13 6.05 2.3018 1 1 3 4 39.29 1.37 2.2932 -1 1 4 4 39.32 3.09 2.2917 -2 1 4 4 39.36 2.38 2.2892 -3 0 4 2 41.48 1.60 2.1768 1 2 2 4 41.59 6.22 2.1716 -1 2 3 4 41.95 16.36 2.1537 -4 0 1 2 42.12 2.06 2.1456 -4 0 3 2 42.52 2.85 2.1261 0 1 4 4 42.63 19.04 2.1207 2 2 1 4 42.80 18.32 2.1130 -2 2 3 4 43.54 15.10 2.0787 0 2 3 4 43.95 1.26 2.0600 -4 1 2 4 44.34 7.24 2.0430 2 0 3 2 44.59 4.05 2.0319 -3 2 1 4 45.38 6.58 1.9983 4 0 0 2 46.55 1.47 1.9510 -3 0 5 2 47.30 3.59 1.9220 2 1 3 4 48.27 6.85 1.8853 2 2 2 4 48.47 6.29 1.8780 -1 2 4 4 48.48 5.33 1.8779 1 1 4 4 48.50 14.19 1.8772 -2 2 4 4 48.64 1.88 1.8718 -1 1 5 4 49.02 2.25 1.8583 3 1 2 4 49.58 1.35 1.8387 1 3 0 4 51.24 4.98 1.7829 0 2 4 4 51.89 5.13 1.7622 -5 0 2 2 52.41 1.79 1.7457 0 1 5 4 52.49 4.35 1.7433 -4 2 2 4 52.68 3.18 1.7374 -2 3 1 4 53.85 7.43 1.7024 -4 1 5 4 53.94 2.37 1.6998 2 0 4 2 54.28 2.42 1.6899 -2 0 6 2 54.53 2.02 1.6827 -5 1 2 4 54.62 1.40 1.6803 -5 1 3 4 54.97 2.55 1.6704 -3 0 6 2 55.74 11.16 1.6491 -1 3 3 4 56.02 1.53 1.6417 1 0 5 2 56.20 12.97 1.6367 -1 0 6 2 56.33 4.48 1.6332 4 2 0 4 56.41 10.35 1.6310 -5 1 1 4 56.50 8.98 1.6288 1 2 4 4 56.52 2.14 1.6281 2 1 4 4 56.58 2.03 1.6265 2 3 1 4 56.60 20.86 1.6261 -4 2 4 4 56.66 1.13 1.6244 -5 1 4 4 56.86 1.21 1.6194 -2 1 6 4 56.99 7.96 1.6160 3 2 2 4 57.32 4.35 1.6073 0 3 3 4 58.19 9.46 1.5854 -3 3 1 4 58.19 11.94 1.5853 -4 0 6 2 58.24 1.03 1.5842 -3 3 2 4 58.54 5.70 1.5769 1 1 5 4 60.14 3.00 1.5386 5 1 0 4 60.14 6.17 1.5385 4 1 2 4 60.17 4.33 1.5378 -3 3 3 4 60.55 1.68 1.5291 0 0 6 2 61.39 1.91 1.5103 -4 2 5 4 62.02 1.01 1.4965 -5 2 2 4 63.06 1.03 1.4741 -6 0 3 2 63.71 1.35 1.4607 -5 0 6 2 63.76 1.23 1.4598 -5 2 1 4 63.86 3.39 1.4577 2 2 4 4 63.89 2.22 1.4570 3 0 4 2 63.99 11.37 1.4550 -5 2 4 4 64.06 5.08 1.4536 -6 0 4 2 64.17 6.48 1.4514 -2 2 6 4 64.78 7.76 1.4390 -3 2 6 4 65.88 1.59 1.4178 4 0 3 2 65.92 23.59 1.4170 0 4 0 2 66.40 1.05 1.4080 -6 1 4 4 66.62 4.88 1.4037 2 1 5 4 66.99 1.44 1.3970 -2 1 7 4 67.24 2.78 1.3924 5 2 0 4 67.24 16.26 1.3923 4 2 2 4 68.47 2.08 1.3703 1 3 4 4 68.75 1.26 1.3654 -6 1 1 4 69.90 3.91 1.3457 0 2 6 4 70.15 2.30 1.3416 5 0 2 2 70.57 1.37 1.3346 -2 4 2 4 72.23 1.27 1.3079 1 4 2 4 72.24 1.10 1.3078 -6 2 3 4 72.85 1.86 1.2984 -5 2 6 4 72.91 2.34 1.2974 -4 3 5 4 73.00 4.13 1.2960 -6 2 2 4 73.04 1.14 1.2955 2 4 1 4 73.18 3.22 1.2934 -6 2 4 4 73.49 1.06 1.2887 -5 3 2 4 74.26 1.27 1.2772 3 0 5 2 74.27 1.61 1.2769 0 1 7 4 74.49 3.01 1.2737 -3 4 2 4 74.82 3.36 1.2690 -3 0 8 2 74.89 3.93 1.2680 4 2 3 4 75.10 5.05 1.2650 -5 3 1 4 75.27 1.43 1.2626 4 0 4 2 75.44 2.03 1.2601 -6 2 1 4 75.48 1.35 1.2595 2 0 6 2 75.78 3.02 1.2552 -6 2 5 4 75.89 1.17 1.2538 -2 0 8 2 76.01 1.13 1.2520 1 2 6 4 76.08 2.76 1.2511 3 4 0 4 76.94 2.44 1.2392 1 3 5 4 77.20 4.41 1.2357 2 4 2 4 77.35 1.24 1.2337 -1 4 4 4 78.35 1.28 1.2204 5 3 0 4 78.36 2.18 1.2203 4 3 2 4 79.38 2.55 1.2071 -6 1 7 4 79.50 1.12 1.2056 6 2 0 4 79.56 1.02 1.2048 -3 4 4 4 80.01 1.44 1.1993 -6 2 6 4 80.79 2.17 1.1896 0 2 7 4 81.27 1.98 1.1838 -4 4 1 4 83.66 1.36 1.1559 4 4 0 4 84.22 2.33 1.1497 2 3 5 4 84.68 1.61 1.1446 -6 0 8 2 86.61 1.34 1.1240 0 1 8 4 87.05 2.03 1.1194 7 1 0 4 87.67 1.81 1.1131 -1 2 8 4 87.73 2.31 1.1125 -7 1 7 4 87.81 2.16 1.1117 -5 2 8 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.