Samarskite-(Y)
Britvin S N, Pekov I V, Krzhizhanovskaya M G, Agakhanov A A, Ternes B, Schuller W, Chukanov N V
Physics and Chemistry of Minerals 46 (2019) 727-741
Redefinition and crystal chemistry of samarskite-(Y), YFe3+Nb2O8:
cation-ordered niobate structurally related to layered double tungstates
Sample LS-1100, after annealing at 1100 C
Locality: Laacher See, Eifel, Rhineland-Palatinate, Germany
_database_code_amcsd 0021079
CELL PARAMETERS: 9.8006 5.6254 5.2154 90.000 93.481 90.000
SPACE GROUP: P2/c
X-RAY WAVELENGTH: 1.541838
Cell Volume: 287.006
Density (g/cm3): 6.175
MAX. ABS. INTENSITY / VOLUME**2: 95.33194892
RIR: 5.027
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
9.04 36.87 9.7825 1 0 0 2
15.75 2.77 5.6254 0 1 0 2
24.11 19.92 3.6911 2 1 0 4
24.63 31.09 3.6140 -1 1 1 4
25.40 7.00 3.5064 1 1 1 4
27.35 10.45 3.2608 3 0 0 2
29.01 100.00 3.0783 -2 1 1 4
30.32 93.80 2.9480 2 1 1 4
31.72 1.01 2.8211 3 1 0 4
31.81 22.03 2.8127 0 2 0 2
33.14 5.35 2.7032 1 2 0 4
34.46 24.85 2.6029 0 0 2 2
36.25 3.66 2.4783 1 0 2 2
36.30 10.29 2.4746 0 2 1 4
36.75 14.13 2.4456 4 0 0 2
36.86 1.63 2.4383 2 2 0 4
37.03 5.80 2.4275 3 1 1 4
40.22 2.04 2.2420 2 0 2 2
41.36 7.28 2.1829 2 2 1 4
41.53 1.13 2.1746 -2 1 2 4
42.44 10.44 2.1298 3 2 0 4
43.01 2.09 2.1028 -4 1 1 4
43.13 10.01 2.0973 -3 0 2 2
43.45 4.79 2.0827 2 1 2 4
46.19 1.68 1.9652 -3 1 2 4
47.60 19.40 1.9104 0 2 2 4
48.12 1.40 1.8909 -1 2 2 4
48.99 6.40 1.8595 1 2 2 4
49.38 18.46 1.8455 4 2 0 4
49.57 12.82 1.8389 -4 0 2 2
50.51 1.18 1.8070 -2 2 2 4
51.52 7.30 1.7738 -5 1 1 4
51.79 6.75 1.7651 -4 2 1 4
51.82 1.99 1.7642 0 3 1 4
52.25 10.14 1.7509 2 3 0 4
52.52 5.22 1.7424 -1 3 1 4
52.90 13.60 1.7307 4 0 2 2
52.93 3.75 1.7300 1 3 1 4
53.43 8.84 1.7149 4 2 1 4
53.57 3.96 1.7108 5 1 1 4
54.58 5.34 1.6813 -3 2 2 4
54.97 5.60 1.6705 -2 3 1 4
55.68 7.85 1.6507 -1 1 3 4
55.75 5.18 1.6487 2 3 1 4
56.94 1.12 1.6172 3 2 2 4
57.66 11.58 1.5988 -2 1 3 4
59.02 1.38 1.5652 -3 3 1 4
59.37 1.49 1.5568 -5 2 1 4
59.93 11.16 1.5434 2 1 3 4
60.12 5.64 1.5392 -4 2 2 4
60.15 1.66 1.5385 3 3 1 4
60.76 9.38 1.5243 -6 1 1 4
62.93 4.47 1.4768 0 2 3 4
62.97 11.01 1.4760 6 1 1 4
63.07 6.63 1.4740 4 2 2 4
63.19 1.81 1.4715 -1 2 3 4
63.37 3.94 1.4676 -2 3 2 4
64.51 1.86 1.4446 3 1 3 4
64.82 4.94 1.4384 2 3 2 4
66.96 2.04 1.3975 7 0 0 2
67.26 2.73 1.3920 1 4 0 4
69.20 4.58 1.3577 0 4 1 4
69.55 1.29 1.3516 2 4 0 4
71.23 2.20 1.3238 -5 3 1 4
72.56 3.65 1.3028 -5 1 3 4
72.65 2.21 1.3014 0 0 4 2
72.94 1.51 1.2970 5 3 1 4
73.31 1.29 1.2914 3 4 0 4
74.07 2.06 1.2800 1 0 4 2
74.74 1.29 1.2702 -1 3 3 4
75.19 1.49 1.2637 -7 0 2 2
76.05 1.80 1.2515 7 2 0 4
76.44 1.25 1.2461 -2 3 3 4
77.26 1.33 1.2348 -3 0 4 2
77.48 1.23 1.2320 -1 4 2 4
77.60 2.09 1.2304 6 3 0 4
78.14 1.49 1.2231 1 4 2 4
78.17 3.51 1.2228 8 0 0 2
78.43 2.19 1.2193 2 3 3 4
78.45 1.17 1.2191 4 4 0 4
79.17 1.46 1.2099 -6 3 1 4
79.33 1.55 1.2078 -2 4 2 4
80.12 2.17 1.1978 -6 1 3 4
80.34 2.26 1.1951 -4 4 1 4
81.14 1.64 1.1853 6 3 1 4
81.49 2.48 1.1811 0 2 4 4
81.66 2.42 1.1791 4 4 1 4
81.67 1.62 1.1790 -4 0 4 2
82.54 1.81 1.1688 3 3 3 4
82.86 1.77 1.1650 1 2 4 4
83.95 2.49 1.1527 -7 2 2 4
84.56 1.47 1.1459 3 4 2 4
84.92 1.05 1.1419 5 4 0 4
85.79 1.04 1.1326 -6 3 2 4
85.97 2.32 1.1307 -3 2 4 4
86.01 4.58 1.1302 6 1 3 4
86.86 2.05 1.1214 8 2 0 4
86.90 2.60 1.1210 4 0 4 2
88.51 1.12 1.1047 7 2 2 4
89.02 1.18 1.0997 0 5 1 4
89.35 1.69 1.0964 2 5 0 4
89.69 1.97 1.0932 6 3 2 4
89.76 1.55 1.0926 0 4 3 4
89.89 1.36 1.0913 1 5 1 4
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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.