Omphacite McCormick T C American Mineralogist 71 (1986) 1434-1440 Crystal-chemical aspects of nonstoichiometric pyroxenes Sample: Full-occupancy model _database_code_amcsd 0001054 CELL PARAMETERS: 9.5010 8.6540 5.2380 90.000 107.230 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 411.350 Density (g/cm3): 3.358 MAX. ABS. INTENSITY / VOLUME**2: 11.28302842 RIR: 1.094 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.14 4.64 6.2627 1 1 0 4 20.33 7.16 4.3685 -1 1 1 4 20.53 15.36 4.3270 0 2 0 2 27.25 10.03 3.2727 0 2 1 4 28.50 13.03 3.1314 2 2 0 4 30.42 100.00 2.9381 -2 2 1 4 31.33 40.16 2.8555 3 1 0 4 31.43 27.11 2.8461 -3 1 1 4 35.48 2.99 2.5303 -2 0 2 2 35.83 20.93 2.5061 -1 3 1 4 35.90 40.18 2.5015 0 0 2 2 36.84 36.91 2.4395 2 2 1 4 40.52 13.71 2.2264 3 1 1 4 41.52 14.79 2.1749 1 1 2 4 41.71 8.74 2.1656 0 2 2 4 43.34 6.67 2.0876 3 3 0 4 43.42 14.93 2.0839 -3 3 1 4 43.94 7.28 2.0608 -4 2 1 4 45.32 8.26 2.0011 -4 0 2 2 45.69 18.46 1.9858 0 4 1 4 46.35 4.15 1.9590 2 0 2 2 46.86 3.98 1.9388 -1 3 2 4 47.79 4.08 1.9032 -2 4 1 4 49.21 1.68 1.8517 -5 1 1 4 50.23 1.97 1.8163 -4 2 2 4 50.71 1.15 1.8002 3 3 1 4 51.19 1.17 1.7846 2 2 2 4 51.44 5.97 1.7763 5 1 0 4 51.56 2.09 1.7727 1 3 2 4 53.93 9.26 1.7002 1 5 0 4 53.95 1.37 1.6994 -5 1 2 4 55.17 1.84 1.6649 3 1 2 4 55.50 6.03 1.6557 -3 1 3 4 56.17 1.08 1.6377 -1 5 1 4 56.21 5.74 1.6364 0 4 2 4 57.01 14.98 1.6153 -2 2 3 4 58.24 17.43 1.5842 -5 3 1 4 59.00 7.55 1.5657 4 4 0 4 61.29 3.11 1.5124 6 0 0 2 61.54 5.24 1.5069 -6 0 2 2 61.75 5.65 1.5023 3 5 0 4 62.45 1.95 1.4870 -6 2 1 4 62.49 13.37 1.4862 -1 3 3 4 62.93 6.38 1.4768 4 0 2 2 64.13 1.16 1.4521 2 4 2 4 64.62 5.05 1.4423 0 6 0 2 65.60 1.32 1.4231 -6 2 2 4 66.95 3.11 1.3977 4 2 2 4 67.60 1.27 1.3859 0 6 1 4 67.89 12.15 1.3806 -3 5 2 4 68.21 16.78 1.3750 5 3 1 4 68.42 1.92 1.3712 1 5 2 4 69.00 5.74 1.3610 2 2 3 4 69.27 2.49 1.3564 -2 4 3 4 72.30 8.50 1.3069 -7 1 2 4 72.45 3.84 1.3045 -5 3 3 4 73.71 6.06 1.2853 -3 1 4 4 73.93 1.46 1.2821 7 1 0 4 73.96 3.49 1.2816 6 2 1 4 74.22 1.70 1.2777 -1 1 4 4 75.08 1.13 1.2652 -4 0 4 2 75.94 2.77 1.2531 -2 6 2 4 76.10 3.95 1.2507 0 0 4 2 76.19 7.94 1.2495 0 6 2 4 77.82 1.60 1.2274 -7 3 1 4 78.40 1.40 1.2197 4 4 2 4 79.03 7.75 1.2116 3 5 2 4 79.87 1.72 1.2010 -1 7 1 4 81.67 2.11 1.1790 1 7 1 4 84.68 4.13 1.1446 -6 0 4 2 84.88 1.17 1.1425 -8 2 1 4 85.63 1.16 1.1343 8 0 0 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.