Pargasite Oberti R, Ungaretti L, Cannillo E, Hawthorne F C, Memmi I European Journal of Mineralogy 7 (1995) 1049-1063 Temperature-dependent Al order-disorder in the tetrahedral double chain of C2/m amphiboles Sample: S(5) _database_code_amcsd 0006603 CELL PARAMETERS: 9.8690 18.0580 5.3200 90.000 105.030 90.000 SPACE GROUP: C2/m X-RAY WAVELENGTH: 1.541838 Cell Volume: 915.666 Density (g/cm3): 3.183 MAX. ABS. INTENSITY / VOLUME**2: 8.378995803 RIR: 0.857 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 9.80 27.06 9.0290 0 2 0 2 10.49 100.00 8.4293 1 1 0 4 18.04 16.30 4.9169 -1 1 1 4 19.66 13.07 4.5145 0 4 0 2 19.88 1.15 4.4656 0 2 1 4 21.08 3.77 4.2146 2 2 0 4 22.23 3.82 3.9986 1 1 1 4 22.83 14.45 3.8955 -1 3 1 4 26.30 35.10 3.3888 1 3 1 4 27.21 30.97 3.2774 2 4 0 4 28.53 60.98 3.1291 3 1 0 4 29.39 2.28 3.0395 -3 1 1 4 30.30 3.33 2.9493 -1 5 1 4 30.36 29.76 2.9443 2 2 1 4 31.85 13.29 2.8098 3 3 0 4 32.63 17.39 2.7444 -3 3 1 4 33.05 75.06 2.7102 1 5 1 4 34.07 1.26 2.6315 -1 1 2 4 34.54 49.00 2.5969 0 6 1 4 34.93 2.96 2.5690 0 0 2 2 35.12 53.13 2.5550 -2 0 2 2 36.55 1.08 2.4584 -2 2 2 4 37.71 3.04 2.3855 3 5 0 4 37.75 1.56 2.3828 4 0 0 2 38.38 29.19 2.3451 -3 5 1 4 38.61 11.75 2.3319 -4 2 1 4 38.92 1.46 2.3139 1 1 2 4 39.12 5.92 2.3029 -1 7 1 4 39.28 17.21 2.2935 -3 1 2 4 40.57 5.72 2.2236 -2 4 2 4 41.35 5.31 2.1835 1 7 1 4 41.73 32.13 2.1643 2 6 1 4 41.85 4.41 2.1584 -3 3 2 4 42.19 1.37 2.1417 -1 5 2 4 43.81 1.16 2.0666 0 8 1 4 44.18 16.81 2.0502 2 0 2 2 44.66 11.83 2.0290 -4 0 2 2 44.90 12.97 2.0187 3 5 1 4 45.28 2.62 2.0027 3 7 0 4 45.86 3.09 1.9786 -3 7 1 4 46.24 1.32 1.9634 1 9 0 4 46.64 1.16 1.9473 -3 5 2 4 47.10 1.03 1.9294 4 2 1 4 47.99 3.69 1.8957 5 1 0 4 48.34 4.04 1.8830 -4 6 1 4 48.76 5.53 1.8676 -1 9 1 4 48.78 1.53 1.8667 2 4 2 4 49.20 2.15 1.8518 -1 7 2 4 49.24 3.02 1.8506 -4 4 2 4 50.20 2.06 1.8173 5 3 0 4 50.54 1.86 1.8058 0 10 0 2 50.65 1.30 1.8022 1 9 1 4 52.05 5.11 1.7572 -5 1 2 4 54.08 4.30 1.6958 -1 3 3 4 54.22 3.43 1.6916 -2 8 2 4 54.54 5.03 1.6827 0 2 3 4 54.57 2.11 1.6817 -3 9 1 4 55.66 23.90 1.6512 4 6 1 4 56.13 3.77 1.6387 4 8 0 4 56.92 9.93 1.6178 1 11 0 4 58.06 4.22 1.5886 6 0 0 2 58.11 17.82 1.5875 -1 5 3 4 59.14 1.53 1.5622 2 10 1 4 59.35 6.05 1.5573 4 0 2 2 60.00 10.24 1.5417 -6 0 2 2 60.87 21.80 1.5218 -2 6 3 4 60.90 2.17 1.5213 1 9 2 4 61.45 2.97 1.5090 -4 8 2 4 61.63 10.85 1.5048 0 12 0 2 61.72 4.15 1.5030 5 5 1 4 62.38 1.36 1.4885 0 6 3 4 63.04 1.69 1.4747 -2 10 2 4 63.11 1.24 1.4732 2 2 3 4 63.16 2.41 1.4721 4 4 2 4 63.79 1.90 1.4590 -6 4 2 4 63.82 4.23 1.4584 3 11 0 4 63.84 3.07 1.4580 -1 7 3 4 64.44 1.16 1.4459 -4 10 1 4 64.64 26.96 1.4419 -6 6 1 4 64.93 1.15 1.4361 -5 3 3 4 66.09 1.25 1.4137 -4 6 3 4 68.57 4.26 1.3686 -5 5 3 4 68.70 9.77 1.3663 5 1 2 4 69.19 2.42 1.3578 7 1 0 4 70.09 6.28 1.3426 1 11 2 4 70.33 3.77 1.3386 -3 11 2 4 70.39 6.11 1.3376 2 6 3 4 70.48 2.52 1.3361 5 3 2 4 70.96 1.03 1.3282 -6 8 1 4 71.08 1.45 1.3262 -1 9 3 4 71.75 5.35 1.3156 -1 1 4 4 71.89 6.58 1.3133 -7 5 1 4 72.84 1.75 1.2985 0 12 2 4 72.96 12.11 1.2966 -2 12 2 4 73.50 2.01 1.2885 -1 3 4 4 73.73 1.04 1.2849 -3 3 4 4 73.76 2.72 1.2845 0 0 4 2 74.24 4.16 1.2775 -4 0 4 2 74.59 1.51 1.2723 4 12 0 4 76.69 1.01 1.2427 0 10 3 4 77.09 1.05 1.2371 -7 7 1 4 79.77 7.07 1.2022 -5 11 2 4 80.64 1.99 1.1914 8 0 0 2 82.73 4.14 1.1666 2 0 4 2 82.78 1.10 1.1659 -8 4 2 4 86.35 1.23 1.1267 7 9 0 4 87.00 1.87 1.1200 -6 4 4 4 89.59 1.38 1.0942 3 1 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.