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【答案】应助回帖
★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与，应助指数 +1
太子詹事: 金币+11, ★★★★★最佳答案, 谢谢 2023-06-28 08:08:38
PDF#25-1006: QM=Blank(B); d=Debye-Scherrer(57.3mm); I=Film/Visual
Bariandite
V10 O24 !12 H2 O
Radiation=CuKa Lambda=1.5418 Filter=
Calibration= 2T=6.219-61.706 I/Ic(RIR)=
Ref: Cesbron, Vachey.
Bull. Soc. Fr. Mineral. Cristallogr., v94 p49 (1971)
Monoclinic - Powder Diffraction, C2/c (15) Z=2 mp=
CELL: 11.7 x 3.63 x 29.06 <90.0 x 101.5 x 90.0> P.S=mC140 (?)
Density(c)=3.050 Density(m)=2.700 Mwt=1109.58 Vol=1209.43 F(29)=2.0(0.077,191/0)
Ref: Ibid.
Strong Lines: 14.2/X 3.48/8 3.43/8 5.72/7 2.85/7 1.94/7 1.83/7 7.08/5 3.21/5 2.70/5
NOTE: Specimen from Mounana, Gabon.
Pseudoorthorhombic; a'=a, b'=b, c'=[102]=56.95, giving two indices for nearly all reflections.
Chemical analysis (wt.%): V2 O5 63.26, V2 O4 14.19, Fe2 O3 0.17, Al2 O3 3.75, H2 O 18.11.
2-Theta d(?) I(f) ( h k l) Theta 1/(2d) 2pi/d n^2
6.219 14.2000 100.0 ( 0 0 2) 3.110 0.0352 0.4425
12.492 7.0800 50.0 ( 0 0 4) 6.246 0.0706 0.8875
15.478 5.7200 70.0 (-2 0 2) 7.739 0.0874 1.0985
17.796 4.9800 10.0 (-2 0 4) 8.898 0.1004 1.2617
18.745 4.7300 10.0 ( 0 0 6) 9.372 0.1057 1.3284
21.873 4.0600 10.0 (-2 0 6) 10.937 0.1232 1.5476
25.135 3.5400 20.0 ( 0 0 8) 12.568 0.1412 1.7749
25.576 3.4800 80.0 ( 1 1 0) 12.788 0.1437 1.8055
25.955 3.4300 80.0 ( 1 1 1) 12.978 0.1458 1.8318
27.769 3.2100 50.0 ( 1 1 3) 13.884 0.1558 1.9574
29.257 3.0500 40.0 ( 1 1 4) 14.629 0.1639 2.0601
30.666 2.9130 20.0 (-4 0 2) 15.333 0.1716 2.1569
31.339 2.8520 70.0 ( 0 0 10) 15.669 0.1753 2.2031
33.190 2.6970 50.0 (-4 0 6) 16.595 0.1854 2.3297
34.034 2.6320 50.0 ( 3 1 0) 17.017 0.1900 2.3872
34.562 2.5930 50.0 ( 3 1 1) 17.281 0.1928 2.4231
35.553 2.5230 40.0 (-3 1 5) 17.776 0.1982 2.4904
36.526 2.4580 10.0 ( 3 1 3) 18.263 0.2034 2.5562
38.100 2.3600 10.0 (-3 1 7) 19.050 0.2119 2.6624
44.879 2.0180 10.0 ( 1 1 11) 22.439 0.2478 3.1136
46.814 1.9390 70.0 ( 5 1 0) 23.407 0.2579 3.2404
47.727 1.9040 10.0 ( 1 1 12) 23.863 0.2626 3.3000
49.872 1.8270 70.0 (-5 1 8) 24.936 0.2737 3.4391
50.373 1.8100 40.0 (-3 1 13) 25.187 0.2762 3.4714
55.114 1.6650 10.0 (-4 0 16) 27.557 0.3003 3.7737
56.743 1.6210 20.0 (-1 1 16) 28.372 0.3085 3.8761
59.938 1.5420 40.0 (-4 2 2) 29.969 0.3243 4.0747
61.299 1.5110 50.0 (-3 1 17) 30.649 0.3309 4.1583
61.706 1.5020 40.0 (-7 1 6) 30.853 0.3329 4.1832 |
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