Kosmochlor Origlieri M J, Downs R T, Thompson R M, Pommier C J S, Denton M B, Harlow G E American Mineralogist 88 (2003) 1025-1032 High-pressure crystal structure of kosmochlor, NaCrSi2O6, and systematics of anisotropic compression in pyroxenes Sample: P = 7.39 GPa _database_code_amcsd 0003142 CELL PARAMETERS: 9.4059 8.5472 5.1703 90.000 106.892 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 397.728 Density (g/cm3): 3.793 MAX. ABS. INTENSITY / VOLUME**2: 16.01438057 RIR: 1.375 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.29 38.08 6.1977 1 1 0 4 19.73 3.21 4.5000 2 0 0 2 20.61 19.22 4.3097 -1 1 1 4 20.79 22.85 4.2736 0 2 0 2 25.18 7.22 3.5368 1 1 1 4 28.81 1.65 3.0989 2 2 0 4 30.83 100.00 2.9002 -2 2 1 4 31.61 49.43 2.8307 3 1 0 4 31.83 8.45 2.8116 -3 1 1 4 36.31 30.39 2.4743 -1 3 1 4 36.31 2.11 2.4741 -1 1 2 4 36.32 41.16 2.4736 0 0 2 2 37.19 44.10 2.4176 2 2 1 4 40.84 4.88 2.2096 3 1 1 4 41.37 1.37 2.1826 -3 1 2 4 41.95 18.47 2.1538 1 1 2 4 42.21 1.86 2.1409 0 2 2 4 42.30 1.09 2.1368 0 4 0 2 43.82 3.84 2.0659 3 3 0 4 43.99 19.11 2.0584 -3 3 1 4 44.47 11.32 2.0373 -4 2 1 4 45.97 11.14 1.9743 -4 0 2 2 46.28 6.62 1.9616 0 4 1 4 46.77 6.19 1.9425 2 0 2 2 47.49 2.52 1.9144 -1 3 2 4 48.44 6.58 1.8793 -2 4 1 4 49.77 3.46 1.8321 -5 1 1 4 50.95 2.73 1.7923 -4 2 2 4 51.22 2.41 1.7837 3 3 1 4 51.91 1.03 1.7614 5 1 0 4 53.03 2.86 1.7268 2 4 1 4 53.88 2.32 1.7017 4 2 1 4 54.65 9.05 1.6794 1 5 0 4 55.65 3.86 1.6517 3 1 2 4 56.34 1.71 1.6329 -3 1 3 4 56.94 1.65 1.6172 -1 5 1 4 56.95 7.00 1.6170 0 4 2 4 57.84 15.55 1.5941 -2 2 3 4 58.78 1.16 1.5710 -4 4 1 4 58.95 13.72 1.5667 -5 3 1 4 59.68 6.52 1.5494 4 4 0 4 60.61 1.27 1.5278 5 1 1 4 61.85 4.24 1.5000 6 0 0 2 62.38 5.93 1.4887 -6 0 2 2 62.54 6.44 1.4852 3 5 0 4 63.18 2.21 1.4716 -6 2 1 4 63.31 1.29 1.4690 -4 2 3 4 63.36 11.45 1.4679 -1 3 3 4 63.46 4.69 1.4659 4 0 2 2 64.91 1.04 1.4366 -3 3 3 4 65.53 4.92 1.4245 0 6 0 2 65.64 1.79 1.4224 -5 1 3 4 67.56 2.67 1.3866 4 2 2 4 68.86 15.36 1.3634 5 3 1 4 68.90 9.63 1.3628 -3 5 2 4 69.31 1.83 1.3557 1 5 2 4 69.75 4.79 1.3482 2 2 3 4 70.31 3.85 1.3389 -2 4 3 4 73.28 7.33 1.2917 -7 1 2 4 73.60 3.43 1.2870 -5 3 3 4 74.63 2.53 1.2717 6 2 1 4 74.65 2.01 1.2714 7 1 0 4 74.88 5.03 1.2681 -3 1 4 4 76.33 1.51 1.2476 -4 0 4 2 77.12 3.26 1.2368 0 0 4 2 77.29 6.70 1.2345 0 6 2 4 79.25 1.14 1.2088 4 4 2 4 79.99 6.68 1.1995 3 5 2 4 81.08 1.32 1.1860 -1 7 1 4 82.88 2.06 1.1649 1 7 1 4 86.16 2.84 1.1287 -6 0 4 2 86.51 1.03 1.1250 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.