Pyroxene-ideal
Thompson R M, Downs R T
American Mineralogist 89 (2004) 614-628
Model pyroxenes II: Structural variation as a function of tetrahedral rotation
model kosmochlor at 600C after Cameron et al. (1973)
with O3-O3-O3 angle = 172.9 and model oxygen radius = 1.299
_database_code_amcsd 0003484
CELL PARAMETERS: 9.6970 8.9800 5.1840 90.000 109.700 90.000
SPACE GROUP: C2/c
X-RAY WAVELENGTH: 1.541838
Cell Volume: 424.997
Density (g/cm3): 3.550
MAX. ABS. INTENSITY / VOLUME**2: 13.28478427
RIR: 1.219
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
13.83 37.88 6.4020 1 1 0 4
19.45 6.42 4.5647 2 0 0 2
19.77 34.14 4.4900 0 2 0 2
20.10 5.32 4.4173 -1 1 1 4
25.43 16.02 3.5026 1 1 1 4
26.98 10.98 3.3044 0 2 1 4
27.87 4.57 3.2010 2 2 0 4
29.53 100.00 3.0245 -2 2 1 4
30.58 11.14 2.9239 -3 1 1 4
31.03 73.45 2.8822 3 1 0 4
31.45 3.85 2.8443 1 3 0 4
34.80 37.48 2.5781 -1 3 1 4
36.16 7.75 2.4840 -1 1 2 4
36.83 48.38 2.4403 0 0 2 2
37.05 23.77 2.4265 2 2 1 4
38.26 8.35 2.3523 1 3 1 4
40.07 2.17 2.2500 -3 1 2 4
41.14 3.64 2.1939 3 1 1 4
42.01 29.70 2.1508 -3 3 1 4
42.35 2.00 2.1340 3 3 0 4
42.66 15.81 2.1196 1 1 2 4
42.70 9.21 2.1175 -4 2 1 4
44.27 14.56 2.0462 -4 0 2 2
44.42 2.17 2.0396 0 4 1 4
46.12 23.48 1.9683 -2 4 1 4
47.82 6.95 1.9019 2 0 2 2
48.03 2.05 1.8943 -5 1 1 4
48.92 3.01 1.8619 -4 2 2 4
49.66 1.58 1.8358 -3 3 2 4
50.57 3.03 1.8049 3 3 1 4
51.59 9.13 1.7715 2 4 1 4
51.87 1.29 1.7628 1 3 2 4
51.89 6.51 1.7622 1 5 0 4
52.23 2.21 1.7513 2 2 2 4
53.77 7.74 1.7048 4 2 1 4
54.59 1.26 1.6812 -2 4 2 4
55.63 2.67 1.6522 0 4 2 4
56.08 3.48 1.6399 -4 4 1 4
56.58 20.23 1.6267 -5 3 1 4
56.67 10.11 1.6242 3 1 2 4
57.13 17.19 1.6124 -2 2 3 4
57.59 2.51 1.6005 4 4 0 4
59.79 2.65 1.5467 3 5 0 4
59.81 7.26 1.5462 -6 0 2 2
60.88 8.64 1.5216 6 0 0 2
62.01 11.59 1.4967 0 6 0 2
62.10 1.23 1.4947 1 1 3 4
62.75 8.32 1.4808 -1 3 3 4
63.02 1.13 1.4749 -1 5 2 4
63.14 4.58 1.4724 -3 3 3 4
63.29 1.75 1.4693 -5 1 3 4
65.53 3.62 1.4244 4 4 1 4
65.70 5.22 1.4211 -3 5 2 4
68.22 19.16 1.3747 5 3 1 4
68.54 9.04 1.3692 -2 4 3 4
69.51 3.92 1.3523 1 3 3 4
70.21 9.43 1.3406 -7 1 2 4
70.64 4.78 1.3334 -5 3 3 4
73.35 2.51 1.2907 7 1 0 4
73.46 1.02 1.2890 -2 6 2 4
74.08 3.09 1.2798 -3 1 4 4
74.35 13.95 1.2758 0 6 2 4
74.72 1.37 1.2704 1 7 0 4
74.86 5.11 1.2684 -4 0 4 2
75.85 1.41 1.2543 -1 1 4 4
76.04 1.27 1.2516 4 6 0 4
78.37 2.02 1.2201 0 0 4 2
78.72 4.35 1.2156 3 5 2 4
79.31 1.92 1.2080 -4 6 2 4
81.41 1.23 1.1821 3 7 0 4
81.91 2.79 1.1762 2 6 2 4
82.98 2.21 1.1637 -8 2 1 4
83.12 2.36 1.1621 -6 0 4 2
85.92 1.54 1.1312 6 0 2 2
86.69 2.10 1.1231 -3 7 2 4
87.25 1.38 1.1174 4 2 3 4
89.38 2.47 1.0962 -8 2 3 4
89.96 2.01 1.0906 2 0 4 2
================================================================================
XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.