Diopside
Bertolo S, Nimis P, Dal Negro A
American Mineralogist 79 (1994) 668-674
Low-Ca augite from experimental alkali basalt at 18 kbar: Structural variation
near the miscibility gap
Atomic parameters from ICSD
_database_code_amcsd 0001667
CELL PARAMETERS: 9.6890 8.8240 5.2800 90.000 107.600 90.000
SPACE GROUP: C2/c
X-RAY WAVELENGTH: 1.541838
Cell Volume: 430.287
Density (g/cm3): 3.340
MAX. ABS. INTENSITY / VOLUME**2: 10.64636978
RIR: 1.038
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
13.88 1.25 6.3800 1 1 0 4
19.22 1.09 4.6177 2 0 0 2
20.13 3.86 4.4120 0 2 0 2
26.87 15.52 3.3177 0 2 1 4
27.97 29.00 3.1900 2 2 0 4
29.87 100.00 2.9917 -2 2 1 4
30.76 39.41 2.9067 3 1 0 4
30.82 34.42 2.9012 -3 1 1 4
35.07 2.63 2.5585 -2 0 2 2
35.19 33.28 2.5501 -1 3 1 4
35.68 42.01 2.5164 0 0 2 2
36.36 34.82 2.4711 2 2 1 4
40.00 13.60 2.2538 3 1 1 4
40.77 1.02 2.2133 -2 2 2 4
41.22 10.61 2.1900 1 1 2 4
41.30 6.68 2.1859 0 2 2 4
42.51 5.55 2.1267 3 3 0 4
42.55 22.24 2.1245 -3 3 1 4
43.04 8.03 2.1017 -4 2 1 4
44.28 1.14 2.0457 4 2 0 4
44.52 12.33 2.0352 -4 0 2 2
44.86 15.82 2.0204 0 4 1 4
45.57 1.40 1.9905 2 4 0 4
46.00 7.41 1.9731 2 0 2 2
46.22 3.44 1.9642 -1 3 2 4
46.84 2.41 1.9395 -2 4 1 4
49.92 1.18 1.8269 3 3 1 4
50.48 4.98 1.8079 5 1 0 4
50.68 4.52 1.8012 2 2 2 4
50.95 2.12 1.7924 1 3 2 4
51.53 1.09 1.7736 2 4 1 4
52.61 1.23 1.7395 4 2 1 4
52.81 10.75 1.7334 1 5 0 4
52.89 1.00 1.7309 -5 1 2 4
54.63 2.58 1.6799 3 1 2 4
54.82 4.37 1.6746 -3 1 3 4
54.96 1.40 1.6707 -2 4 2 4
55.39 3.96 1.6588 0 4 2 4
56.38 17.01 1.6319 -2 2 3 4
57.00 17.63 1.6156 -5 3 1 4
57.81 3.14 1.5950 4 4 0 4
60.11 3.41 1.5392 6 0 0 2
60.25 5.23 1.5360 -6 0 2 2
60.47 4.92 1.5311 3 5 0 4
61.11 1.33 1.5164 -6 2 1 4
61.79 13.07 1.5014 -1 3 3 4
62.25 5.23 1.4914 4 0 2 2
63.00 1.06 1.4755 -3 3 3 4
63.23 1.71 1.4707 2 4 2 4
63.23 6.56 1.4707 0 6 0 2
64.21 2.00 1.4506 -6 2 2 4
66.20 1.35 1.4116 0 6 1 4
66.55 7.79 1.4052 -3 5 2 4
67.05 19.36 1.3959 5 3 1 4
67.31 2.09 1.3911 1 5 2 4
67.67 1.19 1.3845 1 3 3 4
68.26 2.26 1.3741 -2 4 3 4
68.40 3.29 1.3715 2 2 3 4
70.69 6.65 1.3326 -7 1 2 4
71.10 3.68 1.3259 -5 3 3 4
72.43 1.47 1.3048 7 1 0 4
72.69 1.94 1.3008 6 2 1 4
72.90 3.77 1.2976 -3 1 4 4
72.90 1.22 1.2975 5 1 2 4
74.12 2.44 1.2792 -4 0 4 2
74.40 1.96 1.2750 -2 6 2 4
74.77 7.18 1.2697 0 6 2 4
75.57 2.70 1.2582 0 0 4 2
77.73 6.55 1.2285 3 5 2 4
79.88 1.09 1.2008 1 7 1 4
83.19 2.50 1.1613 -6 0 4 2
83.79 1.05 1.1544 8 0 0 2
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XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.