Diopside Diffraction data computed using the structure from the paper listed below, along with the cell parameters refined from the powder pattern for R060171 Cameron M, Sueno S, Prewitt C T, Papike J J American Mineralogist 58 (1973) 594-618 High-temperature crystal chemistry of acmite, diopside, hedenbergite, jadeite, spodumene, and ureyite T = 24 C pyroxene CELL PARAMETERS: 9.745000 8.899000 5.251000 90.00000 105.6300 90.00000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 2-THETA INTENSITY D-SPACING H K L 19.90 3.12 4.4656 0 2 0 24.31 2.75 3.6633 1 1 1 26.65 10.48 3.3465 0 2 1 27.58 25.12 3.2353 2 2 0 29.88 100.00 2.9918 -2 2 1 30.28 27.05 2.9531 3 1 0 30.90 36.34 2.8944 -3 1 1 31.54 1.22 2.8378 1 3 0 34.97 24.26 2.5663 -1 3 1 35.47 2.18 2.5315 -2 0 2 35.53 41.64 2.5270 0 0 2 35.66 41.75 2.5185 2 2 1 37.61 1.30 2.3918 1 3 1 39.09 17.63 2.3047 3 1 1 40.70 9.64 2.2171 1 1 2 40.98 1.28 2.2022 -2 2 2 41.04 9.54 2.1993 0 2 2 41.89 10.08 2.1569 3 3 0 42.36 18.52 2.1337 -3 3 1 42.89 8.71 2.1085 -4 2 1 43.57 1.07 2.0774 4 2 0 44.35 19.26 2.0424 0 4 1 44.99 11.96 2.0150 -4 0 2 45.14 7.49 2.0084 2 0 2 46.08 7.85 1.9695 -1 3 2 48.92 2.21 1.8616 3 3 1 49.61 6.75 1.8373 5 1 0 49.77 3.10 1.8317 2 2 2 50.28 3.64 1.8145 1 3 2 52.11 13.73 1.7548 1 5 0 53.24 1.91 1.7201 -5 1 2 54.46 1.42 1.6845 -1 5 1 54.86 4.84 1.6732 0 4 2 55.39 6.51 1.6583 -3 1 3 56.65 17.54 1.6244 -2 2 3 56.59 14.41 1.6260 -5 3 1 56.91 5.23 1.6176 4 4 0 58.07 2.10 1.5881 5 3 0 59.02 3.83 1.5646 6 0 0 59.58 4.77 1.5513 3 5 0 60.50 5.23 1.5298 -6 0 2 60.72 6.70 1.5249 4 0 2 60.63 2.50 1.5269 -6 2 1 61.36 1.41 1.5105 -5 3 2 61.65 13.58 1.5040 -1 3 3 62.15 1.88 1.4932 2 4 2 62.36 4.65 1.4885 0 6 0 63.58 1.65 1.4630 4 4 1 64.35 2.66 1.4472 -6 2 2 64.56 1.48 1.4431 4 2 2 65.53 18.88 1.4241 5 3 1 65.33 2.41 1.4279 0 6 1 66.28 9.63 1.4097 -3 5 2 66.36 4.37 1.4081 1 5 2 67.28 4.63 1.3911 2 2 3 68.06 1.28 1.3771 -7 1 1 68.21 1.21 1.3744 -2 4 3 69.92 1.65 1.3448 0 4 3 70.75 6.94 1.3311 -7 1 2 70.99 1.14 1.3273 5 1 2 70.92 4.33 1.3284 6 2 1 71.05 1.19 1.3262 7 1 0 71.63 3.41 1.3169 -5 3 3 73.53 3.90 1.2875 -3 1 4 73.61 2.22 1.2864 -1 1 4 73.82 3.71 1.2831 -2 6 2 73.86 6.31 1.2826 0 6 2 75.01 1.83 1.2657 -4 0 4 75.16 3.60 1.2635 0 0 4 75.25 1.57 1.2623 -7 3 1 75.14 1.04 1.2638 -4 6 1 75.46 1.06 1.2593 4 4 2 76.19 7.86 1.2490 3 5 2 77.05 1.36 1.2372 -1 7 1 78.65 2.24 1.2160 1 7 1 78.89 1.24 1.2129 -7 1 3 82.10 1.93 1.1734 8 0 0 83.93 1.12 1.1523 6 2 2 84.05 1.05 1.1511 -6 4 3 84.36 3.51 1.1476 -6 0 4 88.07 1.86 1.1085 2 2 4 88.07 1.86 1.1085 2 2 4 XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.