PDF#10-0173: QM=Indexed; d=(Unknown); I=Diffractometer
Corundum, syn
Al2 O3 (pigeon-blood red)
Radiation=CuKa1 Lambda=1.5405 Filter=Ni
Calibration= d-Cutoff= I/Ic(RIR)=1.00
Ref= Natl. Bur. Stand. (U.S.), Circ. 539, 9 3 (1960)
Rhombohedral - Powder Diffraction, R-3c (167) Z=6 mp=2050$DE
Cell=4.758x12.991 Pearson=hR10 (Al2 O3)
Density(c)=3.987 Density(m)=4.050 Mwt=101.96 Vol=254.70 F(30)=49.8(.0188,32)
Ref= Ibid.
Strong Line: 2.09/X 2.55/9 1.60/8 3.48/8 1.37/5 1.74/5 2.38/4 1.40/3 0.83/2 1.24/2
NOTE: See ICSD 60419 (PDF 01-077-2135).
To replace 00-043-1484.
Sample annealed at 1400 C for four hours in an Al2 O3 crucible.
Spectroscopic analysis showed <0.1% K, Na, Si; <0.01% Ca, Cu, Fe, Mg, Pb; <0.001% B, Cr, Li, Mn, Ni.
Pattern taken at 26 C.
Also called: ruby.
Also called: sapphire.
Also called: $GA-Al2 O3.
Also called: $GA-emery.
d(A) I(f) I(v) h k l n^2 2-Theta Theta 1/(2d) 2pi/d
3.4790 75.0 43.0 0 1 2 25.584 12.792 0.1437 1.8060
2.5520 90.0 71.0 1 0 4 35.136 17.568 0.1959 2.4621
2.3790 40.0 34.0 1 1 0 37.784 18.892 0.2102 2.6411
2.1650 1.0 1.0 0 0 6 41.683 20.842 0.2309 2.9022
2.0850 100.0 96.0 1 1 3 43.362 21.681 0.2398 3.0135
1.9640 2.0 2.0 2 0 2 46.183 23.091 0.2546 3.1992
1.7400 45.0 52.0 0 2 4 52.551 26.276 0.2874 3.6110
1.6010 80.0 100.0 1 1 6 57.518 28.759 0.3123 3.9245
1.5460 4.0 5.0 2 1 1 59.767 29.884 0.3234 4.0642
1.5140 6.0 8.0 1 2 2 61.164 30.582 0.3303 4.1501
1.5100 8.0 11.0 0 1 8 61.344 30.672 0.3311 4.1611
1.4040 30.0 43.0 2 1 4 66.546 33.273 0.3561 4.4752
1.3740 50.0 73.0 3 0 0 68.196 34.098 0.3639 4.5729
1.3370 2.0 3.0 1 2 5 70.357 35.178 0.3740 4.6995
1.2760 4.0 6.0 2 0 8 74.266 37.133 0.3918 4.9241
1.2390 16.0 26.0 1 0 10 76.880 38.440 0.4036 5.0712
1.2343 8.0 13.0 1 1 9 77.227 38.613 0.4051 5.0905
1.1898 8.0 13.0 2 2 0 80.692 40.346 0.4202 5.2809
1.1600 1.0 2.0 3 0 6 83.217 41.608 0.4310 5.4165
1.1470 6.0 10.0 2 2 3 84.375 42.188 0.4359 5.4779
1.1382 2.0 4.0 1 3 1 85.181 42.590 0.4393 5.5203
1.1255 6.0 11.0 3 1 2 86.375 43.188 0.4442 5.5826
1.1246 4.0 7.0 1 2 8 86.461 43.231 0.4446 5.5870
1.0988 8.0 15.0 0 2 10 89.018 44.509 0.4550 5.7182
1.0831 4.0 7.0 0 0 12 90.662 45.331 0.4616 5.8011
1.0781 8.0 15.0 1 3 4 91.201 45.601 0.4638 5.8280
1.0426 14.0 27.0 2 2 6 95.260 47.630 0.4796 6.0265
1.0175 2.0 4.0 0 4 2 98.406 49.203 0.4914 6.1751
0.9976 12.0 24.0 2 1 10 101.092 50.546 0.5012 6.2983
0.9857 1.0 2.0 1 1 12 102.788 51.394 0.5073 6.3743
0.9819 4.0 8.0 4 0 4 103.345 51.673 0.5092 6.3990
0.9431 1.0 2.0 3 2 1 109.522 54.761 0.5302 6.6623
0.9413 1.0 2.0 1 2 11 109.833 54.916 0.5312 6.6750
0.9345 4.0 9.0 3 1 8 111.029 55.515 0.5350 6.7236
0.9178 4.0 9.0 2 2 9 114.126 57.063 0.5448 6.8459
0.9076 14.0 31.0 3 2 4 116.141 58.071 0.5509 6.9229
0.9052 4.0 9.0 0 1 14 116.630 58.315 0.5524 6.9412
0.8991 8.0 18.0 4 1 0 117.901 58.951 0.5561 6.9883
0.8884 1.0 2.0 2 3 5 120.233 60.117 0.5628 7.0725
0.8804 4.0 9.0 4 1 3 122.071 61.036 0.5679 7.1367
0.8698 2.0 5.0 0 4 8 124.647 62.323 0.5748 7.2237
0.8580 12.0 28.0 1 3 10 127.731 63.865 0.5828 7.3231
0.8502 4.0 9.0 3 0 12 129.916 64.958 0.5881 7.3902
0.8460 4.0 9.0 2 0 14 131.148 65.574 0.5910 7.4269
0.8303 22.0 53.0 1 4 6 136.162 68.081 0.6022 7.5674
0.8137 4.0 10.0 1 1 15 142.396 71.198 0.6145 7.7217
0.8072 11.0 27.0 4 0 10 145.208 72.604 0.6194 7.7839
0.7988 7.0 18.0 0 5 4 149.287 74.643 0.6259 7.8658
0.7970 14.0 35.0 1 0 16 150.244 75.122 0.6274 7.8835
0.7931 13.0 33.0 3 3 0 152.444 76.222 0.6304 7.9223
正如楼上所说，氧化铝的晶型可多了，我这里传的是刚玉。
huangjw 回复于：2006/7/1 23:48:00
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